diff --git a/contrib/babelfishpg_tsql/antlr/TSqlParser.g4 b/contrib/babelfishpg_tsql/antlr/TSqlParser.g4
index 50a974d5d5..99fcf7bb80 100644
--- a/contrib/babelfishpg_tsql/antlr/TSqlParser.g4
+++ b/contrib/babelfishpg_tsql/antlr/TSqlParser.g4
@@ -358,7 +358,7 @@ raiseerror_statement
     ;
 	
 raiseerror_msg
-    : DECIMAL | char_string | LOCAL_ID
+    : DECIMAL | char_string | local_id
     ;		
     
 raiseerror_option
@@ -2004,7 +2004,7 @@ func_body_return_select_body
     ;
 
 func_body_returns_table
-    : RETURNS LOCAL_ID table_type_definition
+    : RETURNS local_id table_type_definition
         (WITH function_option (COMMA function_option)*)?
         AS?
         BEGIN sql_clauses* SEMI? END
@@ -2031,7 +2031,7 @@ atomic_func_body
 
 // CREATE PROC p @p INT NULL --> this appears to be accepted syntax for non-native compiled procs, though formally not allowed
 procedure_param
-    : LOCAL_ID AS? data_type VARYING? (NOT? NULL_P)? (EQUAL default_val=expression)? param_option=(OUT | OUTPUT | READONLY)?
+    : local_id AS? data_type VARYING? (NOT? NULL_P)? (EQUAL default_val=expression)? param_option=(OUT | OUTPUT | READONLY)?
     ;
 
 //  drop_procedure_param can be used in a DROP FUNCTION or DROP PROCEDURE command
@@ -2640,7 +2640,7 @@ predict_function
 
 // https://msdn.microsoft.com/en-us/library/ms188927.aspx
 declare_statement
-    : DECLARE LOCAL_ID AS? table_type_definition SEMI?
+    : DECLARE local_id AS? table_type_definition SEMI?
     | DECLARE loc+=declare_local (COMMA loc+=declare_local)* SEMI?
     ;
     
@@ -2842,7 +2842,7 @@ execute_statement_arg
     ;    
 
 execute_statement_arg_named
-    : name=LOCAL_ID  EQUAL  value=execute_parameter
+    : name=local_id  EQUAL  value=execute_parameter
     ;
 
 execute_statement_arg_unnamed
@@ -2851,13 +2851,13 @@ execute_statement_arg_unnamed
 
 execute_parameter
     : constant   
-    | LOCAL_ID (OUTPUT | OUT)?
+    | local_id (OUTPUT | OUT)?
     | id
     | DEFAULT    
     ;    
 
 execute_var_string
-    : LOCAL_ID
+    : local_id
     | char_string
     ;
     
@@ -3098,21 +3098,21 @@ set_statement
 // https://msdn.microsoft.com/en-us/library/ms174377.aspx
 transaction_statement
     // https://msdn.microsoft.com/en-us/library/ms188386.aspx
-    : BEGIN DISTRIBUTED (TRAN | TRANSACTION) (id | LOCAL_ID)? SEMI?
+    : BEGIN DISTRIBUTED (TRAN | TRANSACTION) (id | local_id)? SEMI?
     // https://msdn.microsoft.com/en-us/library/ms188929.aspx
-    | BEGIN (TRAN | TRANSACTION) ((id | LOCAL_ID) (WITH MARK char_string)?)? SEMI?
+    | BEGIN (TRAN | TRANSACTION) ((id | local_id) (WITH MARK char_string)?)? SEMI?
     // https://msdn.microsoft.com/en-us/library/ms190295.aspx
-    | COMMIT (TRAN | TRANSACTION) (id | LOCAL_ID)? (WITH LR_BRACKET DELAYED_DURABILITY EQUAL (OFF | ON) RR_BRACKET )? SEMI?
+    | COMMIT (TRAN | TRANSACTION) (id | local_id)? (WITH LR_BRACKET DELAYED_DURABILITY EQUAL (OFF | ON) RR_BRACKET )? SEMI?
     // https://msdn.microsoft.com/en-us/library/ms178628.aspx
     | COMMIT WORK? SEMI?
     | COMMIT id
     | ROLLBACK id
     // https://msdn.microsoft.com/en-us/library/ms181299.aspx
-    | ROLLBACK (TRAN | TRANSACTION) (id | LOCAL_ID)? SEMI?
+    | ROLLBACK (TRAN | TRANSACTION) (id | local_id)? SEMI?
     // https://msdn.microsoft.com/en-us/library/ms174973.aspx
     | ROLLBACK WORK? SEMI?
     // https://msdn.microsoft.com/en-us/library/ms188378.aspx
-    | SAVE (TRAN | TRANSACTION) (id | LOCAL_ID)? SEMI?
+    | SAVE (TRAN | TRANSACTION) (id | local_id)? SEMI?
     ;
 
 // https://msdn.microsoft.com/en-us/library/ms188366.aspx
@@ -3135,7 +3135,7 @@ shutdown_statement
     ;
 
 dbcc_statement
-    : DBCC CHECKIDENT ( LR_BRACKET table_name_string ( (COMMA NORESEED) | (COMMA RESEED (COMMA MINUS? new_value=(DECIMAL | FLOAT))?) )? RR_BRACKET ) (WITH dbcc_options)? SEMI?
+    : DBCC CHECKIDENT ( LR_BRACKET dbcc_table_name ( (COMMA NORESEED) | (COMMA RESEED (COMMA MINUS? checkident_new_value)?) )? RR_BRACKET ) (WITH dbcc_options)? SEMI?
     | DBCC name=dbcc_command ( LR_BRACKET expression_list RR_BRACKET )? (WITH dbcc_options)? SEMI?
     //These are dbcc commands with strange syntax that doesn't fit the regular dbcc syntax
     | DBCC SHRINKLOG ( LR_BRACKET SIZE  EQUAL   (constant_expression| id | DEFAULT) (KB | MB | GB | TB)? RR_BRACKET )? (WITH dbcc_options)? SEMI?
@@ -3175,12 +3175,17 @@ dbcc_options
     :  ID (COMMA ID)?
     ;
 
-
-table_name_string
+dbcc_table_name
     : table = id
     | char_string
+    | local_id
     ;
 
+checkident_new_value
+    : DECIMAL
+    | FLOAT
+    | local_id
+    ;
 
 execute_as_clause
     : (EXECUTE|EXEC) AS (CALLER | SELF | OWNER | char_string)
@@ -3459,7 +3464,7 @@ set_offsets_keyword
 
 constant_LOCAL_ID
     : constant
-    | LOCAL_ID
+    | local_id
     ;
 
 // https://docs.microsoft.com/en-us/sql/t-sql/language-elements/expressions-transact-sql
diff --git a/contrib/babelfishpg_tsql/src/pl_comp.c b/contrib/babelfishpg_tsql/src/pl_comp.c
index db0d3e0282..7ccc2380fe 100644
--- a/contrib/babelfishpg_tsql/src/pl_comp.c
+++ b/contrib/babelfishpg_tsql/src/pl_comp.c
@@ -535,8 +535,16 @@ do_compile(FunctionCallInfo fcinfo,
 				 */
 				if (function->is_mstvf)
 				{
+					/* 
+					 * For a user-defined @@var or @var# name,
+					 * delimit with square brackets
+					 */
+					char *typname_fmt = "%s.\"%s\"";
+					if (!is_tsql_atatuservar(argdtype->typname))
+						typname_fmt = pstrdup("%s.%s");
+
 					tbl_dno = argvariable->dno;
-					tbl_typ = psprintf("%s.%s",
+					tbl_typ = psprintf(typname_fmt,
 									   get_namespace_name(
 														  get_rel_namespace(get_typ_typrelid(argtypeid))),
 									   argdtype->typname);
diff --git a/contrib/babelfishpg_tsql/src/pl_exec-2.c b/contrib/babelfishpg_tsql/src/pl_exec-2.c
index 7bc268f911..ec02108b0b 100644
--- a/contrib/babelfishpg_tsql/src/pl_exec-2.c
+++ b/contrib/babelfishpg_tsql/src/pl_exec-2.c
@@ -132,6 +132,9 @@ static bool prev_insert_bulk_check_constraints = false;
 
 /* return a underlying node if n is implicit casting and underlying node is a certain type of node */
 static Node *get_underlying_node_from_implicit_casting(Node *n, NodeTag underlying_nodetype);
+
+/* Enclose a user-defined @@var or @var# name in delimiters */
+static char *delimit_tsql_atatuservar(const char *src);
  
 /*
  * The pltsql_proc_return_code global variable is used to record the
@@ -1365,6 +1368,7 @@ static int
 exec_stmt_decl_table(PLtsql_execstate *estate, PLtsql_stmt_decl_table *stmt)
 {
 	char	   *tblname;
+	char	   *tblname_create;
 	char	   *query;
 	PLtsql_tbl *var = (PLtsql_tbl *) (estate->datums[stmt->dno]);
 	int			rc;
@@ -1389,8 +1393,8 @@ exec_stmt_decl_table(PLtsql_execstate *estate, PLtsql_stmt_decl_table *stmt)
 
 		/*
 		 * If the original refname was already >=63 characters (the max limit of PG identifiers),
-		 * then the above construction of tblname will be >63 characters, which will violate the
-		 * max length of PG identiefiers and cause issues down the road. Fix this by truncating
+		 * then the above construction of tblname will be >63 characters, which will exceed the
+		 * max length of PG identifiers and cause issues down the road. Fix this by truncating
 		 * tblname so that adding the "_<@@nestlevel>" suffix will be exactly 63 characters.
 		 */
 		if (strlen(tblname) >= NAMEDATALEN)
@@ -1401,12 +1405,20 @@ exec_stmt_decl_table(PLtsql_execstate *estate, PLtsql_stmt_decl_table *stmt)
 			tblname = psprintf("%s_%d", tblname, estate->nestlevel);
 		}
 		
+		/*
+		 * Add delimiters for valid T-SQL variable names like @@var or @var#
+		 */
+		if (is_tsql_atatuservar(tblname))
+			tblname_create = psprintf("[%s]", tblname);
+		else
+			tblname_create = psprintf("%s", tblname);			
+					
 		if (stmt->tbltypname)
 			query = psprintf("CREATE TEMPORARY TABLE IF NOT EXISTS %s (like %s including all)",
-							 tblname, stmt->tbltypname);
+							 tblname_create, stmt->tbltypname);
 		else
 			query = psprintf("CREATE TEMPORARY TABLE IF NOT EXISTS %s%s",
-							 tblname, stmt->coldef);
+							 tblname_create, stmt->coldef);
 
 		/*
 		 * If a table with the same name already exists, we should just use
@@ -1475,7 +1487,15 @@ exec_stmt_return_table(PLtsql_execstate *estate, PLtsql_stmt_return_query *stmt)
 	oldcontext = MemoryContextSwitchTo(estate->func->fn_cxt);
 
 	expr = palloc0(sizeof(PLtsql_expr));
-	expr->query = psprintf("select * from %s", tbl->tblname);
+	
+	/*
+	 * Add delimiters for valid T-SQL variable names like @@var or @var#
+	 */	
+	if (is_tsql_atatuservar(tbl->tblname))
+		expr->query = psprintf("select * from [%s]", tbl->tblname);
+	else
+		expr->query = psprintf("select * from %s", tbl->tblname);
+
 	expr->plan = NULL;
 	expr->paramnos = NULL;
 	expr->rwparam = -1;
@@ -2494,6 +2514,179 @@ is_char_identpart(char c)
 			(c >= '0' && c <= '9'));
 }
 
+/*
+ * Check for allowed chars in @variable name
+ * ToDo: support non-standard ASCII chars (Unicode ranges)
+ * and align with is_identifier_char()
+ */
+static inline bool
+is_variable_name_char(unsigned char c)
+{
+	bool valid = (
+					isalpha(c) ||
+					isdigit(c) ||
+					c == '_' || 
+					c == '@' || 
+					c == '$' || 
+					c == '#'
+				);
+
+	return valid;	
+}
+
+/*
+ * Put delimiters around a T-SQL variable/parameter that is
+ * named '@@var' or contains a hash, e.g. '@var#'.
+ * Without delimiters, the backend will raise an error.
+ * This is used for the parameter argument of sp_executesql, so the input
+ * string may contain multiple names, e.g.: @par1 int, @par2 varchar(20), ...
+ * This function calls palloc() to allocate a new string and returns a pointer
+ * to this string.
+ */
+static char *
+delimit_tsql_atatuservar(const char *src)
+{
+	char *s = (char *) src;
+	char *varname_start = NULL;
+	bool add_delimiter = false;
+	
+	/* 
+	 * Reserving twice the amount of space of the input string: since the shortest possible
+	 * parameter definition is 5 characters ('@@p x' , where x would be the type), this will 
+	 * always be enough for adding delimiters.
+	 * Note that there can be multiple parameter names in the input string.
+	 */
+	char *result = (char *) palloc(sizeof(char)*strlen(src)*2);	
+	char *tgt = result;
+
+	while (*s)
+	{
+		/* Look for start of variable name, which is always '@' */
+		if (*s != '@')
+		{
+			*tgt++ = *s++;
+			continue;
+		}
+
+		/* Start of variable name found */
+		add_delimiter = false;
+
+		varname_start = s;
+
+		/* Name starting with @@ */
+		if (*(s+1))
+		{
+			if (*(s+1) == '@')
+			{
+				add_delimiter = true;
+			}
+		}
+
+		/* Find end of variable name */
+		while (*s)
+		{
+			/* Check for allowed chars in @variable name */
+			if (is_variable_name_char(*s))
+			{
+				/* Name contains # */
+				if (*s == '#')
+				{
+					add_delimiter = true;
+				}
+
+				s++;
+			}
+			else
+			{
+				break;
+			}
+		}
+
+		if (varname_start != src)
+		{
+			/* 
+			 * Do not add delimiters if the name is already delimited.
+			 * Both square brackets and double quotes are used as delimiters for variable names.
+			 */
+			if ((*(varname_start-1) == '[') || (*(varname_start-1) == '"'))
+			{
+				add_delimiter = false;
+			}
+		}
+
+		// Add delimiters to the name if required
+		if (add_delimiter) *tgt++ = '[';
+		while (varname_start != s)
+		{
+			*tgt++ = *varname_start++;
+		}
+		if (add_delimiter) *tgt++ = ']';
+	} /* while */
+
+	*tgt = '\0';
+	return result;
+}
+
+/*
+ * Determine whether the passed name is a T-SQL variable/parameter name that is
+ * named '@@var' or contains a hash, e.g. '@var#'.
+ */
+bool
+is_tsql_atatuservar(const char *varname)
+{
+	char *s = (char *) varname;
+	bool is_atatuservar = false;
+
+	/* The variable names we're looking for are at least 3 chars */
+	if (strlen(varname) <= 2)
+	{
+		return false;
+	} 
+	
+	/* Variable name must start with '@' */
+	if (*s != '@')
+	{
+		return false;
+	}
+	
+	/* Starts with '@@' ? */
+	s++;
+	if (*s == '@')
+	{
+		is_atatuservar = true;
+	}	
+
+	while (*s)
+	{
+		/* Check for allowed chars in @variable name */
+		if (is_variable_name_char(*s))
+		{
+			/* Name contains # */
+			if (*s == '#')
+			{
+				is_atatuservar = true;
+			}
+
+			s++;
+		}
+		else
+		{
+			return false;
+		}
+	} /* while */
+	
+	/* 
+	 * The variable name should continue until end of string; if not, 
+	 * something is wrong
+	 *
+	 * NB: The assertion below is logically true given the loop above,
+	 * but kept in the code for clarity.
+	 */
+	Assert(*s == '\0');  
+	
+	return is_atatuservar;
+}
+
 /*
  * Read parameter definitions
  */
@@ -2519,10 +2712,11 @@ read_param_def(InlineCodeBlockArgs *args, const char *paramdefstr)
 	/*
 	 * Create a fake CREATE PROCEDURE statement to get the param definition
 	 * parse tree.
+	 * Delimiters will be applied around parameter names like @@par or @par#.
 	 */
 	initStringInfo(&proc_stmt);
 	appendStringInfoString(&proc_stmt, str1);
-	appendStringInfoString(&proc_stmt, paramdefstr);
+	appendStringInfoString(&proc_stmt, delimit_tsql_atatuservar(paramdefstr));
 	appendStringInfoString(&proc_stmt, str2);
 
 	parsetree = raw_parser(proc_stmt.data, RAW_PARSE_DEFAULT);
diff --git a/contrib/babelfishpg_tsql/src/pl_exec.c b/contrib/babelfishpg_tsql/src/pl_exec.c
index f0dae9ebd7..efada3514d 100644
--- a/contrib/babelfishpg_tsql/src/pl_exec.c
+++ b/contrib/babelfishpg_tsql/src/pl_exec.c
@@ -10110,7 +10110,6 @@ pltsql_clean_table_variables(PLtsql_execstate *estate, PLtsql_function *func)
 	int			rc;
 	PLtsql_tbl *tbl;
 	bool		old_pltsql_explain_only = pltsql_explain_only;
-	const char *query_fmt = "DROP TABLE %s";
 	const char *query;
 	bool old_abort_curr_txn = AbortCurTransaction;
 
@@ -10132,7 +10131,13 @@ pltsql_clean_table_variables(PLtsql_execstate *estate, PLtsql_function *func)
 			if (!tbl->need_drop)
 				continue;
 
-			query = psprintf(query_fmt, tbl->tblname);
+			/*
+			 * Use delimiters for names like @@var or @var#
+			 */
+			if (is_tsql_atatuservar(tbl->tblname))
+				query = psprintf("DROP TABLE [%s]", tbl->tblname);
+			else
+				query = psprintf("DROP TABLE %s", tbl->tblname);	
 
 			pltsql_explain_only = false;	/* Drop temporary table even in
 											 * EXPLAIN ONLY mode */
diff --git a/contrib/babelfishpg_tsql/src/pl_funcs-2.c b/contrib/babelfishpg_tsql/src/pl_funcs-2.c
index 12774b168c..618db9ebb5 100644
--- a/contrib/babelfishpg_tsql/src/pl_funcs-2.c
+++ b/contrib/babelfishpg_tsql/src/pl_funcs-2.c
@@ -405,6 +405,57 @@ check_restricted_stored_procedure(Oid proc_id)
 	}
 }
 
+/* Determine whether a variable name is a predefined T-SQL global variable */
+bool 
+is_tsql_atatglobalvar(const char *varname)
+{
+	size_t varname_len = strlen(varname);
+	if ((varname_len < 6) || (varname_len > 18))
+		return false;
+		
+	// List of all T-SQL global "@@" variables:
+	if (
+		(pg_strcasecmp("@@CONNECTIONS",      varname) == 0) ||
+		(pg_strcasecmp("@@CPU_BUSY",         varname) == 0) ||
+		(pg_strcasecmp("@@CURSOR_ROWS",      varname) == 0) ||
+		(pg_strcasecmp("@@DATEFIRST",        varname) == 0) ||
+		(pg_strcasecmp("@@DBTS",             varname) == 0) ||
+		(pg_strcasecmp("@@ERROR",            varname) == 0) ||
+		(pg_strcasecmp("@@PGERROR",          varname) == 0) ||   // added by Babelfish
+		(pg_strcasecmp("@@FETCH_STATUS",     varname) == 0) ||
+		(pg_strcasecmp("@@IDENTITY",         varname) == 0) ||
+		(pg_strcasecmp("@@IDLE",             varname) == 0) ||
+		(pg_strcasecmp("@@IO_BUSY",          varname) == 0) ||
+		(pg_strcasecmp("@@LANGID",           varname) == 0) ||
+		(pg_strcasecmp("@@LANGUAGE",         varname) == 0) ||
+		(pg_strcasecmp("@@LOCK_TIMEOUT",     varname) == 0) ||
+		(pg_strcasecmp("@@MAX_CONNECTIONS",  varname) == 0) ||
+		(pg_strcasecmp("@@MAX_PRECISION",    varname) == 0) ||
+		(pg_strcasecmp("@@NESTLEVEL",        varname) == 0) ||
+		(pg_strcasecmp("@@OPTIONS",          varname) == 0) ||
+		(pg_strcasecmp("@@PACKET_ERRORS",    varname) == 0) ||
+		(pg_strcasecmp("@@PACK_RECEIVED",    varname) == 0) ||
+		(pg_strcasecmp("@@PACK_SENT",        varname) == 0) ||
+		(pg_strcasecmp("@@PROCID",           varname) == 0) ||
+		(pg_strcasecmp("@@REMSERVER",        varname) == 0) ||
+		(pg_strcasecmp("@@ROWCOUNT",         varname) == 0) ||
+		(pg_strcasecmp("@@SERVERNAME",       varname) == 0) ||
+		(pg_strcasecmp("@@SERVICENAME",      varname) == 0) ||
+		(pg_strcasecmp("@@SPID",             varname) == 0) ||
+		(pg_strcasecmp("@@TEXTSIZE",         varname) == 0) ||
+		(pg_strcasecmp("@@TIMETICKS",        varname) == 0) ||
+		(pg_strcasecmp("@@TOTAL_ERRORS",     varname) == 0) ||
+		(pg_strcasecmp("@@TOTAL_READ",       varname) == 0) ||
+		(pg_strcasecmp("@@TOTAL_WRITE",      varname) == 0) ||
+		(pg_strcasecmp("@@TRANCOUNT",        varname) == 0) ||
+		(pg_strcasecmp("@@VERSION",          varname) == 0) ||
+		(pg_strcasecmp("@@MICROSOFTVERSION", varname) == 0) 
+	   ) 
+	   	return true;
+	else
+		return false;	
+}
+
 /***********************************************************************************
  *                            FREE FUNCTIONS
  **********************************************************************************/
diff --git a/contrib/babelfishpg_tsql/src/pltsql.h b/contrib/babelfishpg_tsql/src/pltsql.h
index 4868f81ac5..1dfe40f816 100644
--- a/contrib/babelfishpg_tsql/src/pltsql.h
+++ b/contrib/babelfishpg_tsql/src/pltsql.h
@@ -2127,6 +2127,8 @@ extern void pltsql_dumptree(PLtsql_function *func);
 extern void pre_function_call_hook_impl(const char *funcName);
 extern int32 coalesce_typmod_hook_impl(const CoalesceExpr *cexpr);
 extern void check_restricted_stored_procedure(Oid proc_id);
+extern bool is_tsql_atatglobalvar(const char *varname);
+extern bool is_tsql_atatuservar(const char *varname);
 
 /*
  * Scanner functions in pl_scanner.c
diff --git a/contrib/babelfishpg_tsql/src/tsqlIface.cpp b/contrib/babelfishpg_tsql/src/tsqlIface.cpp
index 073ea06b30..36a8ce4e22 100644
--- a/contrib/babelfishpg_tsql/src/tsqlIface.cpp
+++ b/contrib/babelfishpg_tsql/src/tsqlIface.cpp
@@ -217,6 +217,10 @@ static void handleOrderByOffsetFetch(TSqlParser::Order_by_clauseContext *ctx);
 static void rewrite_string_agg_query(TSqlParser::STRING_AGGContext *ctx);
 static bool setSysSchema = false;
 static void rewrite_function_trim_to_sys_trim(TSqlParser::TRIMContext *ctx);
+static bool isAtAtUserVarName(const std::string name);
+static bool isDelimitedAtAtUserVarName(const std::string name);
+static void handleLocal_id(TSqlParser::Local_idContext *ctx, bool inSqlObject);
+static std::string delimitIfAtAtUserVarName(const std::string name);	
 
 /*
  * Structure / Utility function for general purpose of query string modification
@@ -260,10 +264,13 @@ static void rewrite_function_trim_to_sys_trim(TSqlParser::TRIMContext *ctx);
 // global object is enough because no nesting is expected.
 static std::map<size_t, pair<std::string, std::string>> rewritten_query_fragment;
 
-// Keeping poisitions of local_ids to quote them.
-// local_id can be rewritten in differeny way in some cases (itvf), don't use rewritten_query_fragment.
+// Keeping positions of local_ids to quote them.
+// local_id can be rewritten in different ways in some cases (itvf), don't use rewritten_query_fragment.
 // TODO: incorporate local_id_positions with rewritten_query_fragment
 static std::map<size_t, std::string> local_id_positions;
+	
+// For user-defined variables like @@var or @var# in the RETURN clause of an ITVF
+static std::map<size_t, std::string> local_id_positions_atatuservar;
 
 // should be called before visiting subclause to make PLtsql_stmt.
 static void clear_rewritten_query_fragment();
@@ -489,10 +496,11 @@ attachPLtsql_fragment(ParseTree *node, PLtsql_stmt *fragment)
 {
 	if (fragment)
 	{
-		const char *tsqlDesc = pltsql_stmt_typename(fragment);
-
 		if (pltsql_enable_antlr_detailed_log)
+		{
+			const char *tsqlDesc = pltsql_stmt_typename(fragment);
 			std::cout << "    attachPLtsql_fragment(" << (void *) node << ", " << fragment << "[" << tsqlDesc << "])" << std::endl;
+		}
 		fragments.put(node, fragment);
 	}
 	else
@@ -1410,6 +1418,7 @@ class tsqlBuilder : public tsqlCommonMutator
 	std::string db_name;
 	bool is_function = false;
 	bool is_schema_specified = false;	
+	bool in_func_body_return_select_body = false;	
 	
 	// We keep a stack of the containers that are active during a traversal.
 	// A container will correspond to a block or a batch - these are containers
@@ -1935,8 +1944,13 @@ class tsqlBuilder : public tsqlCommonMutator
 					throw PGErrorWrapperException(ERROR, ERRCODE_INVALID_FUNCTION_DEFINITION, "'INSERT EXEC' cannot be used within a function", getLineAndPos(ddl_object));
 				}
 				else if (ddl_object && !ddl_object->local_id()) /* insert into non-local object */
-				{
-					throw PGErrorWrapperException(ERROR, ERRCODE_INVALID_FUNCTION_DEFINITION, "'INSERT' cannot be used within a function", getLineAndPos(ddl_object));
+				{					
+					if (ddl_object && ddl_object->full_object_name() && isDelimitedAtAtUserVarName(getFullText(ddl_object->full_object_name()) ))
+					{
+						/* This is a table variable name enclosed in delimiters, which is OK */
+					}
+					else 
+						throw PGErrorWrapperException(ERROR, ERRCODE_INVALID_FUNCTION_DEFINITION, "'INSERT' cannot be used within a function", getLineAndPos(ddl_object));					
 				}
 			}
 			else if (ctx->update_statement() || ctx->delete_statement())
@@ -1967,16 +1981,20 @@ class tsqlBuilder : public tsqlCommonMutator
 				}
 				else if (ddl_object && !ddl_object->local_id())
 				{
-					if (ddl_object && ddl_object->full_object_name())
+					if (ddl_object && ddl_object->full_object_name() && isDelimitedAtAtUserVarName(getFullText(ddl_object->full_object_name()) ))
 					{
-						// DML target can be an alias: verify that the alias is for a table variable
-						if (table_sources)
+						/* DML target is a table variable name enclosed in delimiters, which is OK */
+						dmlTargetAllowed = true;
+					}
+					else 
+					{	
+						if (ddl_object && ddl_object->full_object_name())
 						{
+							/* DML target can be an alias: verify that the alias is for a table variable */
 							line_and_pos = getLineAndPos(ddl_object);
-							// DML target can be an alias: verify that the alias is for a table variable
 							if (table_sources)
 							{
-								line_and_pos = getLineAndPos(ddl_object->full_object_name());								
+								line_and_pos = getLineAndPos(ddl_object->full_object_name());
 								std::string dmlTarget = getFullText(ddl_object->full_object_name());
 								dmlTargetAllowed = dmlTargetIsTabvar(table_sources->table_source_item(), dmlTarget);
 							}
@@ -2057,7 +2075,13 @@ class tsqlBuilder : public tsqlCommonMutator
 
 			if (table_source_item[i]->local_id())
 			{
-				// Table variable, with alias matching the DML target
+				// Table variable name, with alias matching the DML target
+				return true;
+			}
+
+			if (isDelimitedAtAtUserVarName(getFullText(table_source_item[i]->full_object_name())))
+			{
+				// Delimited table variable name, with alias matching the DML target
 				return true;
 			}
 		}
@@ -2202,7 +2226,12 @@ class tsqlBuilder : public tsqlCommonMutator
 			PLtsql_stmt_print *stmt = (PLtsql_stmt_print *) getPLtsql_fragment(ctx);
 			expr = (PLtsql_expr *) linitial(stmt->exprs);
 		}
-		else if (ctx->raiseerror_statement() && ctx->raiseerror_statement()->raiseerror_msg() && ctx->raiseerror_statement()->raiseerror_msg()->char_string())
+		else if (ctx->raiseerror_statement() && 
+			     ctx->raiseerror_statement()->raiseerror_msg() && 
+			       (ctx->raiseerror_statement()->raiseerror_msg()->char_string() || 
+			        ctx->raiseerror_statement()->raiseerror_msg()->local_id()
+			       )
+			    )			
 		{
 			PLtsql_stmt_raiserror *stmt = (PLtsql_stmt_raiserror *) getPLtsql_fragment(ctx);
 			expr = (PLtsql_expr *) linitial(stmt->params);
@@ -2358,6 +2387,14 @@ class tsqlBuilder : public tsqlCommonMutator
 				add_rewritten_query_fragment_to_mutator(&mutator); // move information of rewritten_query_fragment to mutator.
 				mutator.run(); // expr->query will be rewitten here
 			}
+			else if (stmt->cmd_type == PLTSQL_STMT_EXEC_BATCH)
+			{
+				PLtsql_stmt_exec_batch *stmtExec = (PLtsql_stmt_exec_batch *) getPLtsql_fragment(ctx);
+				PLtsql_expr_query_mutator mutator(stmtExec->expr, ctx);
+				mutator.markSelectFragment(ctx);
+				add_rewritten_query_fragment_to_mutator(&mutator);
+				mutator.run();
+			}
 		}
 
 		else if (ctx->set_statement() && ctx->set_statement()->expression())
@@ -2371,7 +2408,17 @@ class tsqlBuilder : public tsqlCommonMutator
 			add_rewritten_query_fragment_to_mutator(&mutator); 
 			mutator.run();
 		}
-		
+		else if (ctx->set_statement() && 
+			     ctx->set_statement()->set_special() && 
+			     ctx->set_statement()->set_special()->constant_LOCAL_ID() && 
+			     ctx->set_statement()->set_special()->constant_LOCAL_ID()->local_id())
+		{
+			PLtsql_stmt_execsql *stmt = (PLtsql_stmt_execsql *) getPLtsql_fragment(ctx->set_statement());	
+			PLtsql_expr_query_mutator mutator(stmt->sqlstmt, ctx->set_statement());
+			add_rewritten_query_fragment_to_mutator(&mutator); 
+			mutator.run();
+		}
+				
 		else if (ctx->declare_statement()) 
 		{			
 			if (ctx->declare_statement()->declare_local().size() > 0) 
@@ -2399,10 +2446,17 @@ class tsqlBuilder : public tsqlCommonMutator
 				}				
 			}
 		}
+		else if (ctx->transaction_statement())
+		{
+			PLtsql_stmt_execsql *stmt = (PLtsql_stmt_execsql *) getPLtsql_fragment(ctx);
+			PLtsql_expr_query_mutator mutator(stmt->sqlstmt, ctx);
+			add_rewritten_query_fragment_to_mutator(&mutator);
+			mutator.run();
+		}
 
 		// remove the offsets for processed fragments
-		selectFragmentOffsets.clear();		
-				
+		selectFragmentOffsets.clear();
+
 		clear_rewritten_query_fragment();
 	}
 
@@ -2584,20 +2638,25 @@ class tsqlBuilder : public tsqlCommonMutator
 	//////////////////////////////////////////////////////////////////////////////
 	void enterLocal_id(TSqlParser::Local_idContext *ctx) override
 	{
-		std::string local_id_str = ::getFullText(ctx);
+		std::string local_id_str = getFullText(ctx);
 		if (local_id_str.length() > 2 && local_id_str[0] == '@' && local_id_str[1] == '@')
 		{
-			// starting with "@@" is a global variable (or internal function). skip adding.
+			// Starting with '@@': this is a T-SQL global variable; these are handled separately
 			return;
 		}
 
-		// keep <position, local_id string> to add quote later
+		// Keep start position of the <local_id> to add quotes around the vriable name later
 		if (ctx->start)
 		{
 			local_id_positions.emplace(std::make_pair(ctx->start->getStartIndex(), local_id_str));
 		}
 	}
 
+	void exitLocal_id(TSqlParser::Local_idContext *ctx) override
+	{
+		handleLocal_id(ctx, in_create_or_alter_procedure || in_create_or_alter_trigger);
+	}
+	
 	void exitFull_object_name(TSqlParser::Full_object_nameContext *ctx) override
 	{
 		if (ctx && (ctx->DOT().size() <= 2) && ctx->schema)
@@ -2646,6 +2705,20 @@ class tsqlBuilder : public tsqlCommonMutator
 	void exitFull_column_name(TSqlParser::Full_column_nameContext *ctx) override
 	{
 		handleFullColumnNameCtx(ctx);
+
+		if (in_func_body_return_select_body) 
+		{
+			if (ctx->DOT().empty())
+			{
+				std::string local_id_str = getFullText(ctx);
+				if (isDelimitedAtAtUserVarName(local_id_str)) {
+					// We're in the RETURN clause of an ITVF, and any variables names @@var or @var# will be delimited at this point.
+					// Downstream these need to be temporarily replaced with CAST(NULL as <type>), and to make that work we need
+					// to record their positions here. 
+					local_id_positions_atatuservar.emplace(std::make_pair(ctx->start->getStartIndex(), local_id_str));
+				}
+			}
+		}
 	}
 
 	/* We are adding handling for CLR_UDT Types in:
@@ -2824,31 +2897,35 @@ class tsqlBuilder : public tsqlCommonMutator
 	{
 		// prepare rewriting
 		clear_rewritten_query_fragment();
+		local_id_positions_atatuservar.clear();
+		in_func_body_return_select_body = true;
 	}
 
 	void exitFunc_body_return_select_body(TSqlParser::Func_body_return_select_bodyContext *ctx) override
 	{
 		handleITVFBody(ctx);
 		clear_rewritten_query_fragment();
+		local_id_positions_atatuservar.clear();
+		in_func_body_return_select_body = false;
 	}
 
 	void enterExecute_body_batch(TSqlParser::Execute_body_batchContext *ctx) override
 	{
-		in_execute_body_batch = true;							
+		in_execute_body_batch = true;
 		PLtsql_stmt *stmt = makeExecBodyBatch(ctx);
 		attachPLtsql_fragment(ctx, stmt);
 		graft(stmt, peekContainer());
-		clear_rewritten_query_fragment();		
+		clear_rewritten_query_fragment();
 	}
 		
 	void exitExecute_body_batch(TSqlParser::Execute_body_batchContext *ctx) override
 	{
-		in_execute_body_batch = false;	
+		in_execute_body_batch = false;
 		PLtsql_stmt_exec *stmt = (PLtsql_stmt_exec *) getPLtsql_fragment(ctx);
 		PLtsql_expr_query_mutator mutator(stmt->expr, ctx);
 		add_rewritten_query_fragment_to_mutator(&mutator); 
 		mutator.run();
-		clear_rewritten_query_fragment();		
+		clear_rewritten_query_fragment();
 	}
 
 	PLtsql_expr *rewrite_if_condition(TSqlParser::Search_conditionContext *ctx)
@@ -2895,10 +2972,13 @@ class tsqlBuilder : public tsqlCommonMutator
 class tsqlMutator : public TSqlParserBaseListener
 {
 public:		
-	const std::vector<std::string> &ruleNames;	   		
-	MyInputStream &stream; 
-	bool in_procedure_parameter = false;    
-	bool in_procedure_parameter_id = false;    
+	const std::vector<std::string> &ruleNames;
+	MyInputStream &stream;
+	bool in_procedure_parameter = false;
+	bool in_procedure_parameter_id = false;
+	bool in_func_body_return_select_body = false;
+	bool in_create_or_alter_procedure = false;
+	bool in_create_or_alter_trigger = false;
 
 	std::vector<int> double_quota_places;
 
@@ -2956,6 +3036,22 @@ class tsqlMutator : public TSqlParserBaseListener
 		return result;
 	}
 
+	void enterCreate_or_alter_procedure(TSqlParser::Create_or_alter_procedureContext *ctx) override {
+		in_create_or_alter_procedure = true;
+	}
+
+	void exitCreate_or_alter_procedure(TSqlParser::Create_or_alter_procedureContext *ctx) override {
+		in_create_or_alter_procedure = false;
+	}
+	
+	void enterCreate_or_alter_trigger(TSqlParser::Create_or_alter_triggerContext *ctx) override {
+		in_create_or_alter_trigger = true;
+	}
+
+	void exitCreate_or_alter_trigger(TSqlParser::Create_or_alter_triggerContext *ctx) override {
+		in_create_or_alter_trigger = false;
+	}
+
 	void enterComparison_operator(TSqlParser::Comparison_operatorContext *ctx) override
 	{
 		// Handle multiple cases:
@@ -3006,8 +3102,18 @@ class tsqlMutator : public TSqlParserBaseListener
 
 		if (pltsql_enable_antlr_detailed_log)
 			std::cout << "-leaving (tsqlMutator)" << (void *) ctx << "[" << desc << "]" << std::endl;
-	}    
+	}
+
+	void enterFunc_body_return_select_body(TSqlParser::Func_body_return_select_bodyContext *ctx) override
+	{
+		in_func_body_return_select_body = true;
+	}
 	
+	void exitFunc_body_return_select_body(TSqlParser::Func_body_return_select_bodyContext *ctx) override
+	{
+		in_func_body_return_select_body = false;
+	}
+
   void enterFunc_proc_name_server_database_schema(TSqlParser::Func_proc_name_server_database_schemaContext *ctx) override
   {
 	// We are looking at a function name; it may be a function call, or a
@@ -3148,16 +3254,21 @@ class tsqlMutator : public TSqlParserBaseListener
 			in_procedure_parameter = true;
 		}
 	}
-	
+
 	void enterFull_column_name(TSqlParser::Full_column_nameContext *ctx) override
 	{
 		if (in_procedure_parameter) {
 			in_procedure_parameter_id = true;
-		}		
+		}
+	}
+
+	void exitLocal_id(TSqlParser::Local_idContext *ctx) override
+	{
+		handleLocal_id(ctx, in_create_or_alter_procedure || in_create_or_alter_trigger);
 	}
 
 	void exitFunc_body_returns_scalar(TSqlParser::Func_body_returns_scalarContext *ctx) override
-	{	
+	{
 		// If no AS keyword is specified, insert it prior to the BEGIN keyword.
 		// This only applies to scalar functions; for other function types, the optional AS keyword 
 		// is already supported.
@@ -4571,16 +4682,16 @@ makeTsqlExpr(const std::string &fragment, bool addSelect)
     PLtsql_expr *result = (PLtsql_expr *) palloc0(sizeof(*result));
 
 	if (addSelect)
-		result->query = pstrdup((fragment_SELECT_prefix + fragment).c_str());
+		result->query = pstrdup((fragment_SELECT_prefix + delimitIfAtAtUserVarName(fragment)).c_str());
 	else
-		result->query = pstrdup(fragment.c_str());
-	
-    result->plan     = NULL;
-    result->paramnos = NULL;
-    result->rwparam  = -1;
-    result->ns	     = pltsql_ns_top();
-    
-    return result;
+		result->query = pstrdup(delimitIfAtAtUserVarName(fragment).c_str());		
+
+	result->plan     = NULL;
+	result->paramnos = NULL;
+	result->rwparam  = -1;
+	result->ns	     = pltsql_ns_top();
+
+	return result;
 }
 
 PLtsql_expr *
@@ -5087,19 +5198,32 @@ makeReturnQueryStmt(TSqlParser::Select_statement_standaloneContext *ctx, bool it
 		add_rewritten_query_fragment_to_mutator(&itvf_mutator);
 
 		std::u32string query = utf8_to_utf32(itvf_expr->query);
+			
+		/* 
+		 * Add the positions of @@var / @var# names to make the logic below work
+		 * for getting the column list.
+		 */
+		for (const auto &entryA : local_id_positions_atatuservar)
+		{
+			std::string varName = delimitIfAtAtUserVarName(entryA.second);
+			local_id_positions.emplace(std::make_pair(entryA.first, varName));	
+		}
+					
 		for (const auto &entry : local_id_positions)
 		{
 			const std::string& local_id = entry.second;
+			std::string local_id_lookup = local_id;				
+			if (isDelimitedAtAtUserVarName(local_id)) local_id_lookup = local_id.substr(1,local_id.length()-2);				
 			const std::u32string& local_id_u32 = utf8_to_utf32(local_id.c_str());
 			size_t offset = entry.first - base_index;
 			if (query.substr(offset, local_id_u32.length()) == local_id_u32) // local_id maybe already deleted in some cases such as select-assignment. check here if it still exists)
 			{
 				int dno;
-				PLtsql_nsitem *nse = pltsql_ns_lookup(pltsql_ns_top(), false, local_id.c_str(), nullptr, nullptr, nullptr);
+				PLtsql_nsitem *nse = pltsql_ns_lookup(pltsql_ns_top(), false, local_id_lookup.c_str(), nullptr, nullptr, nullptr);
 				if (nse)
 					dno = nse->itemno;
 				else
-					throw PGErrorWrapperException(ERROR, ERRCODE_SYNTAX_ERROR, format_errmsg("\"%s\" is not a known variable", local_id.c_str()), getLineAndPos(ctx));
+					throw PGErrorWrapperException(ERROR, ERRCODE_SYNTAX_ERROR, format_errmsg("\"%s\" is not a known variable", local_id_lookup.c_str()), getLineAndPos(ctx));
 
 				PLtsql_var *var = (PLtsql_var *) pltsql_Datums[dno];
 				std::string repl_text = std::string("CAST(NULL AS ") + std::string(var->datatype->typname) + std::string(")");
@@ -5188,7 +5312,7 @@ makeRaiseErrorStmt(TSqlParser::Raiseerror_statementContext *ctx)
 	result->seterror = false;
 
 	// msg, severity, state
-	result->params = lappend(result->params, makeTsqlExpr(ctx->msg->getText(), true));
+	result->params = lappend(result->params, makeTsqlExpr(delimitIfAtAtUserVarName(ctx->msg->getText()), true));
 	recordSelectFragmentOffsets(ctx->parent, ctx->raiseerror_msg());
 		
 	result->params = lappend(result->params, makeTsqlExpr(ctx->severity, true));
@@ -5269,10 +5393,10 @@ makeDeclareStmt(TSqlParser::Declare_statementContext *ctx, std::map<PLtsql_stmt
 	//       preceeding statements. That's the reason why
 	//       we don't use rootInitializer any more.
 
-	if (ctx->LOCAL_ID() && ctx->table_type_definition())
+	if (ctx->local_id() && ctx->table_type_definition())
 	{
-		std::string nameStr = ::getFullText(ctx->LOCAL_ID());
-		std::string typeStr = ::getFullText(ctx->table_type_definition());
+		std::string nameStr = getFullText(ctx->local_id());
+		std::string typeStr = getFullText(ctx->table_type_definition());
 		const char *name = downcase_truncate_identifier(nameStr.c_str(), nameStr.length(), true);
 		check_dup_declare(name);
 		PLtsql_type *type = parse_datatype(typeStr.c_str(), 0);
@@ -5287,7 +5411,7 @@ makeDeclareStmt(TSqlParser::Declare_statementContext *ctx, std::map<PLtsql_stmt
 		{
 			// FIXME: handle collation associated with data type
 
-			std::string nameStr = ::getFullText(local->LOCAL_ID());
+			std::string nameStr = getFullText(local->LOCAL_ID());
 			const char *name = downcase_truncate_identifier(nameStr.c_str(), nameStr.length(), true);
 			check_dup_declare(name);
 
@@ -5417,7 +5541,7 @@ makeSQL(ParserRuleContext *ctx)
 
 static bool is_valid_set_option(std::string val)
 {
-	/* ON/OFF option and other special options (i.e. TRANSACTION ISOLATION LEVEL) are not incldued in this function because they are handled by grammar */
+	/* ON/OFF option and other special options (i.e. TRANSACTION ISOLATION LEVEL) are not included in this function because they are handled by grammar */
 	return (pg_strcasecmp("DATEFIRST", val.c_str()) == 0) ||
 		(pg_strcasecmp("DATEFORMAT", val.c_str()) == 0) ||
 		(pg_strcasecmp("DEADLOCK_PRIORITY", val.c_str()) == 0) ||
@@ -5654,7 +5778,7 @@ makeSetStatement(TSqlParser::Set_statementContext *ctx, tsqlBuilder &builder)
 
 				PLtsql_stmt_execsql *stmt = (PLtsql_stmt_execsql *) palloc0(sizeof(PLtsql_stmt_execsql));
 				std::string query;
-				query += "CALL bbf_set_context_info(convert(varbinary(128), ";
+				query += "CALL sys.bbf_set_context_info(convert(varbinary(128), ";
 				query += param;
 				query += "));";
 
@@ -5672,7 +5796,10 @@ makeSetStatement(TSqlParser::Set_statementContext *ctx, tsqlBuilder &builder)
 				return (PLtsql_stmt *) stmt;
 			}
 			else
+			{
+				// We get here for other SET options that do not fall under set_on_off_option or special_variable, like DATEFORMAT
 				return makeSQL(ctx);
+			}
 		}
 		else if (set_special_ctx->OFFSETS())
 			return nullptr;
@@ -5697,7 +5824,7 @@ makeSetStatement(TSqlParser::Set_statementContext *ctx, tsqlBuilder &builder)
 		{
 			TSqlParser::Special_variableContext *guc_ctx = static_cast<TSqlParser::Special_variableContext*> (set_special_ctx->special_variable());
 			/* build expression with the input variable */
-			PLtsql_expr* input_expr = makeTsqlExpr(getFullText(set_special_ctx->LOCAL_ID()), true);
+			PLtsql_expr* input_expr = makeTsqlExpr(delimitIfAtAtUserVarName(getFullText(set_special_ctx->LOCAL_ID())), true);
 			/* build target variable for this GUC, so that in backend we can identify that target is GUC */
 			PLtsql_var *target_var = build_babelfish_guc_variable(guc_ctx);
 			/* assign expression to target */
@@ -5709,7 +5836,9 @@ makeSetStatement(TSqlParser::Set_statementContext *ctx, tsqlBuilder &builder)
 			return (PLtsql_stmt *) result;
 		}
 		else
+		{
 			return makeSQL(ctx);
+		}
 	}
 	else
 		return nullptr;
@@ -5892,11 +6021,15 @@ makeExecuteStatement(TSqlParser::Execute_statementContext *ctx)
 		}
 		std::string expr_query = ss.str();
 		result->expr = makeTsqlExpr(expr_query, true);
-		
+		if (!exec_strings.empty())
+		{
+			recordSelectFragmentOffsets(ctx->parent, exec_strings[0]->getStart()->getStartIndex(), exec_strings[exec_strings.size()-1]->getStop()->getStopIndex(), 0);
+		}
+
 		return (PLtsql_stmt *) result;
 	}
 	else /* execute a stored procedure or function */
-	{			
+	{
 		return makeExecuteProcedure(ctx, "execute_statement");
 	}
 }
@@ -6055,8 +6188,9 @@ makeFetchCursorStatement(TSqlParser::Fetch_cursorContext *ctx)
 
 	for (size_t i=0; i<localIDs.size(); ++i)
 	{
-		targetText = ::getFullText(localIDs[i]);
-		PLtsql_nsitem *nse = pltsql_ns_lookup(pltsql_ns_top(), false, targetText.c_str(), nullptr, nullptr, nullptr);
+		targetText = getFullText(localIDs[i]);
+		const char *nameLookup = downcase_truncate_identifier(targetText.c_str(), targetText.length(), true);
+		PLtsql_nsitem *nse = pltsql_ns_lookup(pltsql_ns_top(), false, nameLookup, nullptr, nullptr, nullptr);
 		if (nse)
 		{
 			if (nse->itemtype == PLTSQL_NSTYPE_REC ||
@@ -6382,7 +6516,7 @@ makeTransactionStatement(TSqlParser::Transaction_statementContext *ctx)
 	PLtsql_stmt_execsql *stmt = (PLtsql_stmt_execsql *) result;
 
 	stmt->txn_data = (PLtsql_txn_data *) palloc0(sizeof(PLtsql_txn_data));
-	auto *localID = ctx->LOCAL_ID();
+	auto *localID = ctx->local_id();
 	if (localID)
 	{
 		stmt->txn_data->txn_name_expr = makeTsqlExpr(::getFullText(localID), true);
@@ -6428,7 +6562,7 @@ makeAnother(TSqlParser::Another_statementContext *ctx, tsqlBuilder &builder)
 
 	for (PLtsql_stmt *stmt : result) 
 	{
-		// Associate each fragement with a tree node
+		// Associate each fragment with a tree node
 		if (!declare_local_expr.empty() && declare_local_expr.find(stmt) != declare_local_expr.end()) 
 		{
 			attachPLtsql_fragment(declare_local_expr.at(stmt), stmt);	
@@ -6474,7 +6608,7 @@ makeExecuteProcedure(ParserRuleContext *ctx, std::string call_type)
 	std::string execKeywd = "EXEC"; // DO NOT CHANGE!
 	int name_length = 0;
 		
-	// Use a boolean vor convenience
+	// Use a boolean for convenience
 	bool execute_statement = string_matches(call_type.c_str(), "execute_statement") ? true : false;
 		
 	size_t startPos = ctx->start->getStartIndex(); // start position of statement
@@ -6725,29 +6859,47 @@ makeDbccCheckidentStatement(TSqlParser::Dbcc_statementContext *ctx)
 	stmt->cmd_type = PLTSQL_STMT_DBCC;
 	stmt->dbcc_stmt_type = PLTSQL_DBCC_CHECKIDENT;
 
-	if (ctx->table_name_string())
+	/* 
+	 * FIXME: the table name and new value arguments can be local variables. The grammar supports this but 
+	 * the processing below does not yet. These cases are currently caught in TsqlUnsupportedFeatureHandler 
+	 * and a polite error message is raised. Consequently, we should never get here for those cases, and
+	 * for clarity, the two Assert(0) statements are marking those locations which we should never arrive at. 
+	 */
+	if (ctx->dbcc_table_name())
 	{
-		if(ctx->table_name_string()->table)
+		if (ctx->dbcc_table_name()->table)
 		{
-			input_str = stripQuoteFromId(ctx->table_name_string()->table);
+			input_str = stripQuoteFromId(ctx->dbcc_table_name()->table);
 		}
-		if (ctx->table_name_string()->char_string())
+		else if (ctx->dbcc_table_name()->char_string())
 		{
-			input_str = ctx->table_name_string()->char_string()->STRING()->getSymbol()->getText();
+			input_str = ctx->dbcc_table_name()->char_string()->STRING()->getSymbol()->getText();
 			if (input_str.length() <= 2)
 				throw PGErrorWrapperException(ERROR, ERRCODE_INVALID_PARAMETER_VALUE,
 					       	"Parameter 1 is incorrect for this DBCC statement",
-					       	getLineAndPos(ctx->table_name_string()));
+					       	getLineAndPos(ctx->dbcc_table_name()));
 			input_str = input_str.substr(1, input_str.length()-2);
 		}
+		else if (ctx->dbcc_table_name()->local_id())
+		{
+			// This is already caught in TsqlUnsupportedFeatureHandler, so we should not get here
+			Assert(0);
+		}
+
 		if (ctx->RESEED())
 		{
-			if (ctx->new_value)
+			if (ctx->checkident_new_value())
 			{
-				if(ctx->MINUS())
-					stmt->dbcc_stmt_data.dbcc_checkident.new_reseed_value = pstrdup((ctx->new_value->getText().insert(0,"-")).c_str());
+				if (ctx->checkident_new_value()->local_id())
+				{
+					// This is already caught in TsqlUnsupportedFeatureHandler, so we should not get here
+					Assert(0);
+				}
+
+				if (ctx->MINUS())
+					stmt->dbcc_stmt_data.dbcc_checkident.new_reseed_value = pstrdup((ctx->checkident_new_value()->getText().insert(0,"-")).c_str());
 				else
-					stmt->dbcc_stmt_data.dbcc_checkident.new_reseed_value = pstrdup((ctx->new_value->getText()).c_str());
+					stmt->dbcc_stmt_data.dbcc_checkident.new_reseed_value = pstrdup((ctx->checkident_new_value()->getText()).c_str());
 			}
 		}
 		else if (ctx->NORESEED())
@@ -6827,8 +6979,9 @@ create_select_target_row(const char *refname, size_t nfields, int lineno)
 // Add target column to target row for assignment
 void add_assignment_target_field(PLtsql_row *target, antlr4::tree::TerminalNode *localId, size_t idx)
 {
-	auto targetText = ::getFullText(localId);
-	PLtsql_nsitem *nse = pltsql_ns_lookup(pltsql_ns_top(), false, targetText.c_str(), nullptr, nullptr, nullptr);
+	std::string targetText = getFullText(localId);
+	const char *nameLookup = downcase_truncate_identifier(targetText.c_str(), targetText.length(), true);
+	PLtsql_nsitem *nse = pltsql_ns_lookup(pltsql_ns_top(), false, nameLookup, nullptr, nullptr, nullptr);
 	if (!nse)
 		throw PGErrorWrapperException(ERROR, ERRCODE_SYNTAX_ERROR, format_errmsg("\"%s\" is not a known variable", targetText.c_str()), getLineAndPos(localId));
 
@@ -7769,7 +7922,8 @@ post_process_declare_cursor_statement(PLtsql_stmt_decl_cursor *stmt, TSqlParser:
 static PLtsql_var *
 lookup_cursor_variable(const char *varname)
 {
-	PLtsql_nsitem *nse = pltsql_ns_lookup(pltsql_ns_top(), false, varname, nullptr, nullptr, nullptr);
+	const char *varnameLookup = downcase_truncate_identifier(varname, strlen(varname), true);
+	PLtsql_nsitem *nse = pltsql_ns_lookup(pltsql_ns_top(), false, varnameLookup, nullptr, nullptr, nullptr);
 	if (!nse)
 		throw PGErrorWrapperException(ERROR, ERRCODE_SYNTAX_ERROR, format_errmsg("\"%s\" is not a known variable", varname), 0, 0);
 
@@ -8094,23 +8248,25 @@ static tsql_exec_param *
 makeSpParam(TSqlParser::Execute_statement_arg_namedContext *ctx)
 {
 	TSqlParser::Execute_parameterContext *exec_param = ctx->execute_parameter();
-	Assert(exec_param && ctx->LOCAL_ID());
+	Assert(exec_param && ctx->local_id());
 
 	tsql_exec_param *p = (tsql_exec_param *) palloc0(sizeof(*p));
-	auto targetText = ::getFullText(ctx->LOCAL_ID());
+	std::string targetText = ::getFullText(ctx->local_id());
 	p->name = pstrdup(targetText.c_str());
 	p->varno = -1;
 	p->mode = FUNC_PARAM_IN;
 
-	if (exec_param->LOCAL_ID() && (exec_param->OUTPUT() || exec_param->OUT()))
+	if (exec_param->local_id() && (exec_param->OUTPUT() || exec_param->OUT()))
 	{
-		auto *localID = exec_param->LOCAL_ID();
+		auto *localID = exec_param->local_id()->LOCAL_ID();
 		p->varno = getVarno(localID);
 		p->expr = makeTsqlExpr(::getFullText(localID), true);
 		p->mode = FUNC_PARAM_INOUT;
 	}
 	else
+	{
 		p->expr = makeTsqlExpr(exec_param, true);
+	}
 
 	return p;
 }
@@ -8126,15 +8282,17 @@ makeSpParam(TSqlParser::Execute_statement_arg_unnamedContext *ctx)
 	p->varno = -1;
 	p->mode = FUNC_PARAM_IN;
 
-	if (exec_param->LOCAL_ID() && (exec_param->OUTPUT() || exec_param->OUT()))
+	if (exec_param->local_id() && (exec_param->OUTPUT() || exec_param->OUT()))
 	{
-		auto *localID = exec_param->LOCAL_ID();
+		auto *localID = exec_param->local_id()->LOCAL_ID();
 		p->varno = getVarno(localID);
 		p->expr = makeTsqlExpr(::getFullText(localID), true);
 		p->mode = FUNC_PARAM_INOUT;
 	}
 	else
+	{
 		p->expr = makeTsqlExpr(exec_param, true);
+	}
 
 	return p;
 }
@@ -8143,9 +8301,9 @@ static int
 getVarno(tree::TerminalNode *localID)
 {
 	int dno = -1;
-	auto targetText = ::getFullText(localID);
-
-	PLtsql_nsitem *nse = pltsql_ns_lookup(pltsql_ns_top(), false, targetText.c_str(), nullptr, nullptr, nullptr);
+	std::string targetText = getFullText(localID);
+	const char *nameLookup = downcase_truncate_identifier(targetText.c_str(), targetText.length(), true);
+	PLtsql_nsitem *nse = pltsql_ns_lookup(pltsql_ns_top(), false, nameLookup, nullptr, nullptr, nullptr);
 
 	if (nse)
 		dno = nse->itemno;
@@ -9350,7 +9508,7 @@ handleOrderByOffsetFetch(TSqlParser::Order_by_clauseContext *ctx)
 		// Do not rewrite the entire expression since that will break the logic in the mutator when there is something inside the
 		// expression that also needs rewriting (like a local variable @p which needs to be rewritten as "@p").
 		// Instead, insert an opening and closing bracket in the right places.
-		// Also, do not add a rewrite at the start position of the expression since there may be an '@' for a local var 
+		// Also, do not add a rewrite at the start position of the expression since there may be an '@' for a local var
 		// at that position and the rewrite to double-quote the variable will be lost as a result.
 		rewritten_query_fragment.emplace(std::make_pair((ctx->offset_exp->start->getStartIndex() - 1), std::make_pair("", " (")));
 		rewritten_query_fragment.emplace(std::make_pair((ctx->offset_exp->stop->getStopIndex() + 1), std::make_pair("", ") ")));
@@ -9365,3 +9523,121 @@ handleOrderByOffsetFetch(TSqlParser::Order_by_clauseContext *ctx)
 
 	return;
 }
+
+// Determine if a variable name contains a hash or starts with @@: these need special handling 
+// since the PG backend isn't able to process these names otherwise.
+// For predefined global @@variables, these should not be delimited as the backend handles these already.
+static bool 
+isAtAtUserVarName(const std::string name)
+{
+	if (name.length() >= 3)
+	{
+		if (name.front() == '@')
+		{
+			if (
+				(name.find_first_of("#") != std::string::npos) ||
+				(name[1] == '@')
+			   )
+			   {
+					if (name.find_first_not_of("@#$_0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ") == std::string::npos)
+					{
+						if (!is_tsql_atatglobalvar(name.c_str()))
+						{
+				 		  	return true;
+				 		}
+					}
+			}
+		}
+	}
+	return false;
+}
+
+// Check for same variable name as above, but delimited
+static bool 
+isDelimitedAtAtUserVarName(const std::string name)
+{
+	// Check for delimiters. Both square brackets and double quotes are used as delimiters for variable names.
+	if (((name.front() == '[') && (name.back() == ']')) || ((name.front() == '"') && (name.back() == '"')))
+	{
+		if (isAtAtUserVarName(name.substr(1,name.length()-2)))
+   		{
+ 		  	return true;
+		}
+	}
+	return false;
+}
+
+// Set up rewrites for variables names containing a hash or starting with @@
+static void
+handleLocal_id(TSqlParser::Local_idContext *ctx, bool inSqlObject)
+{
+	std::string local_id = ::getFullText(ctx);
+	
+	// Don't do anything for a predefined T-SQL global @@variable
+	if (!isAtAtUserVarName(local_id))
+	{
+		return;
+	}
+
+	// When this is for a table variable declaration, do not add delimiters at this point since internally the nestlevel will be attached first
+	Assert(ctx->parent);	
+	auto parentCtx = ctx->parent;
+	if (dynamic_cast<TSqlParser::Declare_statementContext *>(parentCtx))
+	{
+		TSqlParser::Declare_statementContext *declareCtx = static_cast<TSqlParser::Declare_statementContext *>(parentCtx);
+		if (declareCtx->table_type_definition() != nullptr)
+		{
+			return;
+		}
+	}
+
+	// For some cases, an @@var or @var# name should not be delimited when it is referenced inside a procedure or trigger, 
+	// as it will be delimited once the body is executed.
+	if (inSqlObject)
+	{
+		if (dynamic_cast<TSqlParser::Execute_statement_arg_namedContext *>(parentCtx))
+		{
+			return;
+		}
+		if (dynamic_cast<TSqlParser::Execute_parameterContext *>(parentCtx))
+		{
+			return;
+		}
+		if (dynamic_cast<TSqlParser::Execute_var_stringContext *>(parentCtx))
+		{
+			return;
+		}
+		if (dynamic_cast<TSqlParser::Raiseerror_msgContext *>(parentCtx))
+		{
+			return;
+		}
+		if (dynamic_cast<TSqlParser::Transaction_statementContext *>(parentCtx))
+		{
+			return;
+		}
+		if (dynamic_cast<TSqlParser::Constant_LOCAL_IDContext *>(parentCtx))
+		{
+			Assert(parentCtx->parent);
+			if (dynamic_cast<TSqlParser::Raiseerror_statementContext *>(parentCtx->parent))
+			{
+				return;
+			}
+		}
+	}
+
+	// Delimit a variable by rewriting. 
+	// Using double quotes causes SELECT @@V to generate '@@V' as the result, so using square brackets instead.
+	rewritten_query_fragment.emplace(std::make_pair(ctx->start->getStartIndex(), std::make_pair(local_id, "[" + local_id + "]")));
+}
+
+// Delimit a variable name directly (rather than by rewriting) 
+static std::string 
+delimitIfAtAtUserVarName(const std::string name)
+{
+	std::string str = name;
+	if (isAtAtUserVarName(name))
+	{
+		str = "[" + str + "]";
+	}
+	return str;
+}
diff --git a/contrib/babelfishpg_tsql/src/tsqlUnsupportedFeatureHandler.cpp b/contrib/babelfishpg_tsql/src/tsqlUnsupportedFeatureHandler.cpp
index 097444d5fe..fd86e02bc9 100644
--- a/contrib/babelfishpg_tsql/src/tsqlUnsupportedFeatureHandler.cpp
+++ b/contrib/babelfishpg_tsql/src/tsqlUnsupportedFeatureHandler.cpp
@@ -1333,6 +1333,24 @@ antlrcpp::Any TsqlUnsupportedFeatureHandlerImpl::visitTransaction_statement(TSql
 
 antlrcpp::Any TsqlUnsupportedFeatureHandlerImpl::visitDbcc_statement(TSqlParser::Dbcc_statementContext *ctx)
 {
+	if (ctx->CHECKIDENT())
+	{
+		Assert(ctx->dbcc_table_name());
+		if (ctx->dbcc_table_name()->local_id())
+		{
+			throw PGErrorWrapperException(ERROR, ERRCODE_SYNTAX_ERROR,
+				"DBCC CHECKIDENT does not currently support a variable for the table name",
+					getLineAndPos(ctx->dbcc_table_name()));
+		}
+	
+		if (ctx->checkident_new_value())
+		{
+			if (ctx->checkident_new_value()->local_id())
+			throw PGErrorWrapperException(ERROR, ERRCODE_SYNTAX_ERROR,
+				"DBCC CHECKIDENT does not currently support a variable for the RESEED value",
+					getLineAndPos(ctx->checkident_new_value()));
+		}
+	}
 
 	if (ctx->dbcc_command())
 	{
diff --git a/test/JDBC/expected/BABEL-3092.out b/test/JDBC/expected/BABEL-3092.out
index ef55195463..748c1074f0 100644
--- a/test/JDBC/expected/BABEL-3092.out
+++ b/test/JDBC/expected/BABEL-3092.out
@@ -356,7 +356,7 @@ EXEC("SELECT * FROM t")
 GO
 ~~ERROR (Code: 33557097)~~
 
-~~ERROR (Message: column "select * from t" does not exist)~~
+~~ERROR (Message: relation "t" does not exist)~~
 
 EXEC(@v)
 GO
diff --git a/test/JDBC/expected/atatuservar-vu-cleanup.out b/test/JDBC/expected/atatuservar-vu-cleanup.out
new file mode 100644
index 0000000000..3c57e1c16c
--- /dev/null
+++ b/test/JDBC/expected/atatuservar-vu-cleanup.out
@@ -0,0 +1,167 @@
+drop procedure p1_atatuservar
+go
+drop procedure p2_atatuservar
+go
+drop function f1_atatuservar
+go
+drop function f2_atatuservar
+go
+drop procedure p3_atatuservar
+go
+drop function f3_atatuservar
+go
+drop procedure p4_atatuservar
+go
+drop procedure p19_atatuservar
+go
+drop procedure p5_atatuservar
+go
+drop procedure p6_atatuservar
+go
+drop procedure p7_atatuservar
+go
+drop procedure p8_atatuservar
+go
+drop procedure p9_atatuservar
+go
+drop procedure p10_atatuservar
+go
+drop procedure p11_atatuservar
+go
+drop function f4_atatuservar
+go
+drop procedure p22_atatuservar
+go
+drop procedure p12_atatuservar
+go
+drop procedure p13_atatuservar
+go
+drop procedure p14_atatuservar
+go
+drop function f1_atatuservar_extra_long_name_here
+go
+drop function f2_atatuservar_extra_long_name_here
+go
+drop procedure p15_atatuservar
+go
+drop procedure p16_atatuservar
+go
+drop procedure p17_atatuservar
+go
+drop procedure p18_atatuservar
+go
+drop procedure p1_raiserror_atatuservar
+go
+drop procedure p1_spexec_atatuservar
+go
+drop procedure p2_spexec_atatuservar
+go
+drop function f1_ins_atatuservar
+go
+drop function f1_upd_atatuservar
+go
+drop function f1_del_atatuservar
+go
+drop function f3_atatuservar_upd
+go
+drop function f3_atatuservar_del
+go
+drop function f3_upd_atatuservar
+go
+drop function f3_del_atatuservar
+go
+drop function f4_ins_atatuservar
+go
+drop function f4_upd_atatuservar
+go
+drop function f4_del_atatuservar
+go
+drop function f5_upd_atatuservar
+go
+drop function f5_del_atatuservar
+go
+drop function f6_upd_atatuservar
+go
+drop function f6_del_atatuservar
+go
+drop function f7_tabvar_udf_upd_atatuservar
+go
+drop function f9_tabvar_udf_del_atatuservar
+go
+drop function f10_tabvar_udf_del_atatuservar
+go
+drop function f4_atatuservar_tabvar_in_function_upd
+go
+drop function f14_del_atatuservar
+go
+drop function f15_upd_atatuservar
+go
+drop procedure p20_atatuservar
+go
+drop procedure p21_atatuservar
+go
+drop procedure p1_xactname_atatuservar
+go
+drop procedure p2_xactname_atatuservar
+go
+
+drop table t1_atatuservar
+go
+drop table t2_atatuservar
+go
+drop table t3_atatuservar
+go
+drop table t_checkident_atatuservar
+go
+drop table t1_trigger_atatuservar
+go
+drop table t2_trigger_atatuservar
+go
+drop table t3_trigger_atatuservar
+go
+drop table t4_trigger_atatuservar
+go
+drop table t5_trigger_atatuservar
+go
+drop table t6_trigger_atatuservar
+go
+drop table t7_trigger_atatuservar
+go
+drop table t8_trigger_atatuservar
+go
+drop table t9_trigger_atatuservar
+go
+drop table t10_trigger_atatuservar
+go
+drop table t11_trigger_atatuservar
+go
+drop table t12_trigger_atatuservar
+go
+drop table t13_trigger_atatuservar
+go
+drop table t14_trigger_atatuservar
+go
+drop table t15_trigger_atatuservar
+go
+drop table t16_trigger_atatuservar
+go
+drop table t17_trigger_atatuservar
+go
+drop table t18_trigger_atatuservar
+go
+drop table t19_trigger_atatuservar
+go
+drop table t20_trigger_atatuservar
+go
+drop table t21_trigger_atatuservar
+go
+drop table t22_trigger_atatuservar
+go
+drop table t23_trigger_atatuservar
+go
+drop procedure p1_cursor_atatuservar
+go
+drop procedure p1_sysfunctions_atatuservar
+go
+drop function f1_sysfunctions_atatuservar
+go
diff --git a/test/JDBC/expected/atatuservar-vu-prepare.out b/test/JDBC/expected/atatuservar-vu-prepare.out
new file mode 100644
index 0000000000..68eeafe85c
--- /dev/null
+++ b/test/JDBC/expected/atatuservar-vu-prepare.out
@@ -0,0 +1,76 @@
+create table t1_atatuservar (c varchar(20))
+insert t1_atatuservar values ('row 1'), ('row 2'), ('row 3')
+go
+~~ROW COUNT: 3~~
+
+create table t2_atatuservar (a int)
+insert t2_atatuservar values(123)
+go
+~~ROW COUNT: 1~~
+
+create table t3_atatuservar (a int)
+insert t3_atatuservar values(123)
+go
+~~ROW COUNT: 1~~
+
+create table t_checkident_atatuservar (a varchar(20), n int identity)
+go
+insert t_checkident_atatuservar values('one')
+insert t_checkident_atatuservar values('two')
+insert t_checkident_atatuservar values('three')
+insert t_checkident_atatuservar values('four')
+go
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+create table t1_trigger_atatuservar (a int)
+go
+create table t2_trigger_atatuservar (a int)
+go
+create table t3_trigger_atatuservar (a int)
+go
+create table t4_trigger_atatuservar (a int)
+go
+create table t5_trigger_atatuservar (a int)
+go
+create table t6_trigger_atatuservar (a int)
+go
+create table t7_trigger_atatuservar (a int)
+go
+create table t8_trigger_atatuservar (a int)
+go
+create table t9_trigger_atatuservar (a int)
+go
+create table t10_trigger_atatuservar(a int)
+go
+create table t11_trigger_atatuservar(a int)
+go
+create table t12_trigger_atatuservar(a int)
+go
+create table t13_trigger_atatuservar(a int)
+go
+create table t14_trigger_atatuservar(a int)
+go
+create table t15_trigger_atatuservar(a int)
+go
+create table t16_trigger_atatuservar(a int)
+go
+create table t17_trigger_atatuservar(a int)
+go
+create table t18_trigger_atatuservar(a int)
+go
+create table t19_trigger_atatuservar(a int)
+go
+create table t20_trigger_atatuservar(a int)
+go
+create table t21_trigger_atatuservar(a int)
+go
+create table t22_trigger_atatuservar(a int)
+go
+create table t23_trigger_atatuservar(a int)
+go
diff --git a/test/JDBC/expected/atatuservar-vu-verify.out b/test/JDBC/expected/atatuservar-vu-verify.out
new file mode 100644
index 0000000000..81724023bf
--- /dev/null
+++ b/test/JDBC/expected/atatuservar-vu-verify.out
@@ -0,0 +1,3856 @@
+-- simple variables in T-SQL batch
+set quoted_identifier off
+go
+declare @@v int = 2 select @@v
+go
+~~START~~
+int
+2
+~~END~~
+
+declare @#v int = 2 select @#v
+go
+~~START~~
+int
+2
+~~END~~
+
+declare @@@$$@@@@v int = 2 select @@@$$@@@@v
+go
+~~START~~
+int
+2
+~~END~~
+
+declare @@@$$@@@@v##### int = 2 select @@@$$@@@@v#####
+go
+~~START~~
+int
+2
+~~END~~
+
+declare @@@$$@@@@#####v int = 2 select @@@$$@@@@#####v
+go
+~~START~~
+int
+2
+~~END~~
+
+declare @#############v int = 2 select @#############v
+go
+~~START~~
+int
+2
+~~END~~
+
+
+-- 63 long
+declare @@v63_7890123456789$123456789$123456789012345678901234567890123 int = 2 
+select  @@v63_7890123456789$123456789$123456789012345678901234567890123
+go
+~~START~~
+int
+2
+~~END~~
+
+-- 64 long
+declare @@v64_7890123456789$123456789$1234567890123456789012345678901234 int = 2 
+select  @@v64_7890123456789$123456789$1234567890123456789012345678901234
+go
+~~START~~
+int
+2
+~~END~~
+
+-- maximum length in T-SQL is 128
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 2 
+select  @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+~~START~~
+int
+2
+~~END~~
+
+
+declare @#v63_7890123456789$123456789$123456789012345678901234567890123 int = 2 
+select  @#v63_7890123456789$123456789$123456789012345678901234567890123
+go
+~~START~~
+int
+2
+~~END~~
+
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int = 2 
+select  @#v64_7890123456789$123456789$1234567890123456789012345678901234
+go
+~~START~~
+int
+2
+~~END~~
+
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 2 
+select  @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+~~START~~
+int
+2
+~~END~~
+
+declare @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ int = 2 
+select  @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@
+go
+~~START~~
+int
+2
+~~END~~
+
+
+-- referencing global @@variable, in T-SQL batch, procedure, trigger and function
+declare @@v int
+select 1
+set @@v = @@rowcount
+select @@v
+go
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+
+declare @@@$$@@@@v int, @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int
+select 1
+set @@@$$@@@@v = @@rowcount
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@pgerror
+select @@@$$@@@@v, @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int#!#int
+1#!#0
+~~END~~
+
+
+declare @@v63_7890123456789$123456789$123456789012345678901234567890123 int 
+set @@v63_7890123456789$123456789$123456789012345678901234567890123 = @@rowcount
+select @@v63_7890123456789$123456789$123456789012345678901234567890123
+go
+~~START~~
+int
+1
+~~END~~
+
+
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int 
+set @#v64_7890123456789$123456789$1234567890123456789012345678901234 = @@rowcount
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234
+go
+~~START~~
+int
+1
+~~END~~
+
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@rowcount
+select @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+~~START~~
+int
+1
+~~END~~
+
+
+
+create procedure p1_atatuservar
+as
+declare @@v int
+select 1
+set @@v = @@rowcount
+select @@v
+declare @#v int
+select 1
+set @#v = @@rowcount
+select @#v
+go
+exec p1_atatuservar
+go
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+
+
+create procedure p2_atatuservar
+as
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int, @@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int
+select 1
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@rowcount
+select @@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@pgerror
+select @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678,  @@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int
+select 1
+set @#v64_7890123456789$123456789$1234567890123456789012345678901234 = @@rowcount
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234
+go
+exec p2_atatuservar
+go
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int#!#int
+1#!#0
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+
+
+create trigger tr1_atatuservar on t1_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr1_atatuservar'	
+declare @@v int
+select 1
+set @@v = @@rowcount
+select @@v
+declare @#v int
+select 1
+set @#v = @@rowcount
+select @#v
+end
+go
+insert t1_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr1_atatuservar
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+
+
+create trigger tr2_atatuservar on t2_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr2_atatuservar'	
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int
+select 1
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@rowcount
+select @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int
+select 1
+set @#v64_7890123456789$123456789$1234567890123456789012345678901234 = @@rowcount
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234
+end
+go
+insert t2_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr2_atatuservar
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+
+
+create function f1_atatuservar() returns int
+as
+begin
+declare @@v int, @@v2 int
+select @@v2 = count(*) from t1_atatuservar
+set @@v = @@rowcount
+declare @#v int, @#v2 int
+select @#v2 = count(*) from t1_atatuservar
+set @#v = @@rowcount
+return @@v * @#v
+end
+go
+select dbo.f1_atatuservar()
+go
+~~START~~
+int
+1
+~~END~~
+
+
+
+create function f2_atatuservar() returns int
+as
+begin
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int, @#v64_7890123456789$123456789$1234567890123456789012345678901234 int
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234 = count(*) from t1_atatuservar
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@rowcount
+return @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 * @#v64_7890123456789$123456789$1234567890123456789012345678901234
+end
+go
+select dbo.f2_atatuservar()
+go
+~~START~~
+int
+3
+~~END~~
+
+
+
+create trigger tr3_atatuservar on t3_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr3_atatuservar'	
+declare @@v int, @@v2 int
+select @@v2 = count(*) from t1_atatuservar
+set @@v = @@rowcount
+select @@v
+declare @#v int, @#v2 int
+select @#v2 = count(*) from t1_atatuservar
+set @#v = @@rowcount
+select @#v
+end
+go
+insert t3_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr3_atatuservar
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+~~START~~
+int
+1
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+-- assuming @@servername is BABELFISH
+declare @v varchar(50)
+set @v = @@servername
+select @v
+go
+~~START~~
+varchar
+BABELFISH
+~~END~~
+
+
+declare @v int
+set @v = len(@@servername)
+select @v
+go
+~~START~~
+int
+9
+~~END~~
+
+
+
+create procedure p3_atatuservar
+as
+declare @v varchar(50)
+set @v = @@servername
+select @v
+declare @v2 int
+set @v2 = len(@@servername)
+select @v2
+go
+exec p3_atatuservar
+go
+~~START~~
+varchar
+BABELFISH
+~~END~~
+
+~~START~~
+int
+9
+~~END~~
+
+
+create function f3_atatuservar(@#p1 varchar(30)) returns int
+as
+begin
+declare @@v int
+set @@v = len(@@servername)
+return @@v * len(@#p1)
+end
+go
+select dbo.f3_atatuservar(@@servername)
+go
+~~START~~
+int
+81
+~~END~~
+
+
+create trigger tr4_atatuservar on t4_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr4_atatuservar'	
+declare @@v int
+set @@v = len(@@servername)
+select @@v
+end
+go
+insert t4_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr4_atatuservar
+~~END~~
+
+~~START~~
+int
+9
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+-- procedure call with named/unnamed arguments, output parameters, return status, in T-SQL batch, procedure, trigger
+create procedure p4_atatuservar @@p1 int
+as select @@p1
+return @@p1*-1
+go
+exec p4_atatuservar 123
+go
+~~START~~
+int
+123
+~~END~~
+
+exec p4_atatuservar @@p1=123
+go
+~~START~~
+int
+123
+~~END~~
+
+declare @@v int = 987
+exec p4_atatuservar @@p1=@@v
+go
+~~START~~
+int
+987
+~~END~~
+
+declare @@v int
+exec @@v = p4_atatuservar @@p1=123
+select @@v
+go
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+-123
+~~END~~
+
+
+create procedure p19_atatuservar @#p19_atatuservar int
+as select @#p19_atatuservar
+return @#p19_atatuservar*-1
+go
+exec p19_atatuservar @@max_precision
+go
+~~START~~
+int
+38
+~~END~~
+
+exec p19_atatuservar @#p19_atatuservar=@@max_precision
+go
+~~START~~
+int
+38
+~~END~~
+
+declare @#v int = @@max_precision
+exec p19_atatuservar @#p19_atatuservar=@#v
+go
+~~START~~
+int
+38
+~~END~~
+
+declare @#v int
+exec @#v = p19_atatuservar @#p19_atatuservar=@@max_precision
+select @#v
+go
+~~START~~
+int
+38
+~~END~~
+
+~~START~~
+int
+-38
+~~END~~
+
+
+
+create procedure p5_atatuservar
+as
+declare @@v int
+exec @@v = p4_atatuservar @@p1=123
+select @@v
+declare @#v int
+exec @#v = p4_atatuservar @@p1=123
+select @#v
+go
+exec p5_atatuservar
+go
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+-123
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+-123
+~~END~~
+
+
+create procedure p6_atatuservar @@p4 int output
+as
+set @@p4 *= 2
+select @@p4
+return @@p4*-1
+go
+declare @#v1 int, @@v2 int = 123
+exec @#v1 = p6_atatuservar @@v2
+select @#v1, @@v2
+go
+~~START~~
+int
+246
+~~END~~
+
+~~START~~
+int#!#int
+-246#!#123
+~~END~~
+
+
+declare @#v1 int, @@v2 int = 123
+exec @#v1 = p6_atatuservar @@p4 = @@v2 out
+select @#v1, @@v2
+go
+~~START~~
+int
+246
+~~END~~
+
+~~START~~
+int#!#int
+-246#!#246
+~~END~~
+
+
+create procedure p7_atatuservar
+as
+declare @#v1 int, @@v2 int = 123
+exec @#v1 = p6_atatuservar @@v2 output
+select @#v1, @@v2
+go
+
+create procedure p8_atatuservar @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int output
+as
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 *= 2
+select @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+return @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678*-1
+go
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int, @@v63_7890123456789$123456789$123456789012345678901234567890123 int = 123
+exec @#v64_7890123456789$123456789$1234567890123456789012345678901234 = p8_atatuservar @@v63_7890123456789$123456789$123456789012345678901234567890123
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234, @@v63_7890123456789$123456789$123456789012345678901234567890123
+go
+~~START~~
+int
+246
+~~END~~
+
+~~START~~
+int#!#int
+-246#!#123
+~~END~~
+
+
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int, @@v63_7890123456789$123456789$123456789012345678901234567890123 int = 123
+exec @#v64_7890123456789$123456789$1234567890123456789012345678901234 = p8_atatuservar @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@v63_7890123456789$123456789$123456789012345678901234567890123 out
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234, @@v63_7890123456789$123456789$123456789012345678901234567890123
+go
+~~START~~
+int
+246
+~~END~~
+
+~~START~~
+int#!#int
+-246#!#246
+~~END~~
+
+
+create procedure p9_atatuservar
+as
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int, @@v63_7890123456789$123456789$123456789012345678901234567890123 int = 123
+exec @#v64_7890123456789$123456789$1234567890123456789012345678901234 = p8_atatuservar @@v63_7890123456789$123456789$123456789012345678901234567890123 output
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234, @@v63_7890123456789$123456789$123456789012345678901234567890123
+go
+
+
+create trigger tr5_atatuservar on t5_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr5_atatuservar'		
+declare @@v int
+exec @@v = p4_atatuservar @@p1=123
+select @@v
+declare @#v int
+exec @#v = p4_atatuservar @@p1=123
+select @#v
+end
+go
+insert t5_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr5_atatuservar
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+-123
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+-123
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+
+create trigger tr6_atatuservar on t6_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr6_atatuservar'		
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int, @@v63_7890123456789$123456789$123456789012345678901234567890123 int = 123
+exec @#v64_7890123456789$123456789$1234567890123456789012345678901234 = p8_atatuservar @@v63_7890123456789$123456789$123456789012345678901234567890123 output
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234, @@v63_7890123456789$123456789$123456789012345678901234567890123
+end
+go
+insert t6_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr6_atatuservar
+~~END~~
+
+~~START~~
+int
+246
+~~END~~
+
+~~START~~
+int#!#int
+-246#!#246
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+-- misc variable usage in expressions
+declare @#v int = 3
+set @#v *= -1
+set @#v = @#v + 10*@#v
+select @#v = @#v + 1
+if @#v > 0 select 'positive' else select 'negative'
+select @#v, @#V, '@#v'
+print @#v -- PRINT output not captured by JDBC tests
+go
+~~START~~
+varchar
+negative
+~~END~~
+
+~~START~~
+int#!#int#!#varchar
+-32#!#-32#!#@#v
+~~END~~
+
+
+declare @@v int = 3
+set @@v *= -1
+set @@v = @@v + 10*@@v
+select @@v = @@v + 1
+if @@v > 0 select 'positive' else select 'negative'
+select @@v , @@V, '@@v'
+print @@V -- PRINT output not captured by JDBC tests
+go
+~~START~~
+varchar
+negative
+~~END~~
+
+~~START~~
+int#!#int#!#varchar
+-32#!#-32#!#@@v
+~~END~~
+
+
+
+create procedure p10_atatuservar
+as
+declare @#v int = 3
+set @#v *= -1
+set @#v = @#v + 10*@#v
+select @#v = @#v + 1
+if @#v > 0 select 'positive' else select 'negative'
+select @#v, @#V, '@#v'
+print @#v -- PRINT output not captured by JDBC tests
+declare @@v int = 3
+set @@v *= -1
+set @@v = @@v + 10*@@v
+select @@v = @@v + 1
+if @@v > 0 select 'positive' else select 'negative'
+select @@v , @@V, '@@v'
+print @@V -- PRINT output not captured by JDBC tests
+go
+exec p10_atatuservar
+go
+~~START~~
+varchar
+negative
+~~END~~
+
+~~START~~
+int#!#int#!#varchar
+-32#!#-32#!#@#v
+~~END~~
+
+~~START~~
+varchar
+negative
+~~END~~
+
+~~START~~
+int#!#int#!#varchar
+-32#!#-32#!#@@v
+~~END~~
+
+
+declare @@c varchar(20)='abcd', @#v1 int=2, @v2@# int=1
+select substring(@@c, @#v1, @v2@#)
+go
+~~START~~
+varchar
+b
+~~END~~
+
+
+declare @@v1 varchar(20)='row 1', @#v2 varchar(20)='row 3'
+select * from t1_atatuservar where c in (@@v1,  @#v2) order by 1
+go
+~~START~~
+varchar
+row 1
+row 3
+~~END~~
+
+
+declare @@v1 varchar(20)='1', @#v2 varchar(20)='3'
+select * from t1_atatuservar where c like '%'+@@v1 or c like '%'+@#v2 order by 1
+go
+~~START~~
+varchar
+row 1
+row 3
+~~END~~
+
+
+
+
+create procedure p11_atatuservar
+as
+declare @@c varchar(20)='abcd', @#v int=2, @v@# int=1
+select substring(@@c, @#v, @v@#)
+declare @@v1 varchar(20)='row 1', @#v1 varchar(20)='row 3'
+select * from t1_atatuservar where c in (@@v1,  @#v1) order by 1
+declare @@v2 varchar(20)='1', @#v2 varchar(20)='3'
+select * from t1_atatuservar where c like '%'+@@v2 or c like '%'+@#v2 order by 1
+go
+exec p11_atatuservar
+go
+~~START~~
+varchar
+b
+~~END~~
+
+~~START~~
+varchar
+row 1
+row 3
+~~END~~
+
+~~START~~
+varchar
+row 1
+row 3
+~~END~~
+
+
+create function f4_atatuservar (@@p1 int, @#p2 int, @p5_atatuservar int)
+returns table
+as
+return (select @@p1*@#p2*@p5_atatuservar as x where @@p1 = 123 or @#p2 = 10 or @p5_atatuservar = 1)
+go
+select * from dbo.f4_atatuservar(123, 20, 2)
+go
+~~START~~
+int
+4920
+~~END~~
+
+select * from dbo.f4_atatuservar(345, 10, 2)
+go
+~~START~~
+int
+6900
+~~END~~
+
+select * from dbo.f4_atatuservar(345, 20, 1)
+go
+~~START~~
+int
+6900
+~~END~~
+
+
+declare @@c varchar(30), @#v int=1, @#v2 int=2
+set @@c = case when @#v > 0 then '> zero' else '<- zero' end
+select @@c
+set @@c = case @#v when 0 then 'zero' else '<> zero' end
+select @@c
+set @@c = case @#v when 0 then 'zero' when @#v2 then 'case 2' else 'something else' end
+select @@c
+set @@c = case @#v+@#v when 0 then 'zero' when @#v2 then 'case 2' else 'something else' end
+select @@c
+go
+~~START~~
+varchar
+> zero
+~~END~~
+
+~~START~~
+varchar
+<> zero
+~~END~~
+
+~~START~~
+varchar
+something else
+~~END~~
+
+~~START~~
+varchar
+case 2
+~~END~~
+
+
+create procedure p22_atatuservar
+as
+declare @@c varchar(30), @#v int=1, @#v2 int=2
+set @@c = case when @#v > 0 then '> zero' else '<- zero' end
+select @@c
+set @@c = case @#v when 0 then 'zero' else '<> zero' end
+select @@c
+set @@c = case @#v when 0 then 'zero' when @#v2 then 'case 2' else 'something else' end
+select @@c
+set @@c = case @#v+@#v when 0 then 'zero' when @#v2 then 'case 2' else 'something else' end
+select @@c
+go
+exec p22_atatuservar
+go
+~~START~~
+varchar
+> zero
+~~END~~
+
+~~START~~
+varchar
+<> zero
+~~END~~
+
+~~START~~
+varchar
+something else
+~~END~~
+
+~~START~~
+varchar
+case 2
+~~END~~
+
+
+
+
+
+
+
+create trigger tr7_atatuservar on t7_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr7_atatuservar'		
+declare @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################ varchar(30), @#v64_7890123456789$123456789$1234567890123456789012345678901234 int=1, @#w64_7890123456789$123456789$1234567890123456789012345678901234 int=2
+set @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################ = case when @#v64_7890123456789$123456789$1234567890123456789012345678901234 > 0 then '> zero' else '<- zero' end
+select @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################
+set @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################ = case @#v64_7890123456789$123456789$1234567890123456789012345678901234 when 0 then 'zero' else '<> zero' end
+select @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################
+set @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################ = case @#v64_7890123456789$123456789$1234567890123456789012345678901234 when 0 then 'zero' when @#w64_7890123456789$123456789$1234567890123456789012345678901234 then 'case 2' else 'something else' end
+select @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################
+set @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################ = case @#v64_7890123456789$123456789$1234567890123456789012345678901234+@#v64_7890123456789$123456789$1234567890123456789012345678901234 when 0 then 'zero' when @#w64_7890123456789$123456789$1234567890123456789012345678901234 then 'case 2' else 'something else' end
+declare @#x64_7890123456789$123456789$1234567890123456789012345678901234 int = 3
+set @#x64_7890123456789$123456789$1234567890123456789012345678901234 *= -1
+set @#x64_7890123456789$123456789$1234567890123456789012345678901234 = @#x64_7890123456789$123456789$1234567890123456789012345678901234 + 10*@#x64_7890123456789$123456789$1234567890123456789012345678901234
+select @#x64_7890123456789$123456789$1234567890123456789012345678901234 = @#x64_7890123456789$123456789$1234567890123456789012345678901234 + 1
+if @#x64_7890123456789$123456789$1234567890123456789012345678901234 > 0 select 'positive' else select 'negative'
+select @#x64_7890123456789$123456789$1234567890123456789012345678901234, @#x64_7890123456789$123456789$1234567890123456789012345678901234, '@#x64_7890123456789$123456789$1234567890123456789012345678901234'
+print @#x64_7890123456789$123456789$1234567890123456789012345678901234 -- PRINT output not captured by JDBC tests
+declare @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ int = 3
+set @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ *= -1
+set @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ = @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ + 10*@@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@
+select @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ = @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ + 1
+if @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ > 0 select 'positive' else select 'negative'
+select @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ , @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@, '@@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@'
+print @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ -- PRINT output not captured by JDBC tests
+declare @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@ varchar(20)='abcd', @#p64_7890123456789$123456789$1234567890123456789012345678901234 int=2, @@#q64_890123456789$123456789$1234567890123456789012345678901234 int=1
+select substring(@@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@, @#p64_7890123456789$123456789$1234567890123456789012345678901234, @@#q64_890123456789$123456789$1234567890123456789012345678901234)
+declare @@q64_7890123456789$123456789$1234567890123456789012345678901234 varchar(20)='1', @#q4_7890123456789$123456789$1234567890123456789012345678901234 varchar(20)='3'
+select * from t1_atatuservar where c like '%'+@@q64_7890123456789$123456789$1234567890123456789012345678901234 or c like '%'+@#q4_7890123456789$123456789$1234567890123456789012345678901234 order by 1
+end
+go
+insert t7_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr7_atatuservar
+~~END~~
+
+~~START~~
+varchar
+> zero
+~~END~~
+
+~~START~~
+varchar
+<> zero
+~~END~~
+
+~~START~~
+varchar
+something else
+~~END~~
+
+~~START~~
+varchar
+negative
+~~END~~
+
+~~START~~
+int#!#int#!#varchar
+-32#!#-32#!#@#x64_7890123456789$123456789$1234567890123456789012345678901234
+~~END~~
+
+~~START~~
+varchar
+negative
+~~END~~
+
+~~START~~
+int#!#int#!#varchar
+-32#!#-32#!#@@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@
+~~END~~
+
+~~START~~
+varchar
+b
+~~END~~
+
+~~START~~
+varchar
+row 1
+row 3
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+-- table variables, in T-SQL batch, procedure and trigger (functions are below)
+declare @@v table (a int)
+insert @@v values (123)
+select * from @@v
+go
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+~~END~~
+
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table (a int)
+insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values (123)
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+~~END~~
+
+
+declare @#v table (a int)
+insert @#v values (123)
+insert @#v select * from @#v
+select * from @#v
+update @#v set a = a + 1
+select * from @#v
+set rowcount 1
+delete @#v
+set rowcount 0
+select * from @#v
+go
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+123
+~~END~~
+
+~~ROW COUNT: 2~~
+
+~~START~~
+int
+124
+124
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+124
+~~END~~
+
+
+declare @@V table (a int)
+insert @@v values (123)
+insert @@v select * from @@v
+select * from @@v
+update @@v set a = a + 1
+select * from @@v
+set rowcount 1
+delete @@v
+set rowcount 0
+select * from @@v
+go
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+123
+~~END~~
+
+~~ROW COUNT: 2~~
+
+~~START~~
+int
+124
+124
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+124
+~~END~~
+
+
+
+create procedure p12_atatuservar
+as
+declare @#v table (a int)
+insert @#v values (123)
+insert @#v select * from @#v
+select * from @#v
+update @#v set a = a + 1
+select * from @#v
+set rowcount 1
+delete @#v
+set rowcount 0
+select * from @#v
+declare @@V table (a int)
+insert @@v values (123)
+insert @@v select * from @@v
+select * from @@v
+update @@v set a = a + 1
+select * from @@v
+set rowcount 1
+delete @@v
+set rowcount 0
+select * from @@v
+go
+exec p12_atatuservar
+go
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+123
+~~END~~
+
+~~ROW COUNT: 2~~
+
+~~START~~
+int
+124
+124
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+124
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+123
+~~END~~
+
+~~ROW COUNT: 2~~
+
+~~START~~
+int
+124
+124
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+124
+~~END~~
+
+
+create procedure p13_atatuservar
+as
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table (a int)
+insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values (123)
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+update @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 set a = a + 1
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+set rowcount 1
+delete @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+set rowcount 0
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+exec p13_atatuservar
+go
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+123
+~~END~~
+
+~~ROW COUNT: 2~~
+
+~~START~~
+int
+124
+124
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+124
+~~END~~
+
+
+
+
+create trigger tr8_atatuservar on t8_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr8_atatuservar'	
+declare @#v table (a int)
+insert @#v values (123)
+insert @#v select * from @#v
+select * from @#v
+update @#v set a = a + 1
+select * from @#v
+set rowcount 1
+delete @#v
+set rowcount 0
+select * from @#v
+declare @@V table (a int)
+insert @@v values (123)
+insert @@v select * from @@v
+select * from @@v
+update @@v set a = a + 1
+select * from @@v
+set rowcount 1
+delete @@v
+set rowcount 0
+select * from @@v
+end
+go
+insert t8_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr8_atatuservar
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+123
+~~END~~
+
+~~ROW COUNT: 2~~
+
+~~START~~
+int
+124
+124
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+124
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+123
+~~END~~
+
+~~ROW COUNT: 2~~
+
+~~START~~
+int
+124
+124
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+124
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+
+create trigger tr9_atatuservar on t9_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr9_atatuservar'	
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table (a int)
+insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values (123)
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+update @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 set a = a + 1
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+set rowcount 1
+delete @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+set rowcount 0
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+end
+go
+insert t9_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr9_atatuservar
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+123
+~~END~~
+
+~~ROW COUNT: 2~~
+
+~~START~~
+int
+124
+124
+~~END~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+124
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+-- @@rowcount
+declare @@V int = 1
+set rowcount @@v
+select * from t1_atatuservar order by 1
+set @@v = 0
+set rowcount @@v
+select * from t1_atatuservar order by 1
+go
+~~START~~
+varchar
+row 1
+~~END~~
+
+~~START~~
+varchar
+row 1
+row 2
+row 3
+~~END~~
+
+
+declare @#V int = 1
+set rowcount @#v
+select * from t1_atatuservar order by 1
+set @#v = 0
+set rowcount @#v
+select * from t1_atatuservar order by 1
+go
+~~START~~
+varchar
+row 1
+~~END~~
+
+~~START~~
+varchar
+row 1
+row 2
+row 3
+~~END~~
+
+
+
+create procedure p14_atatuservar
+as
+declare @@V int = 1
+set rowcount @@v
+select * from t1_atatuservar order by 1
+set @@v = 0
+set rowcount @@v
+select * from t1_atatuservar order by 1
+declare @#V int = 1
+set rowcount @#v
+select * from t1_atatuservar order by 1
+set @#v = 0
+set rowcount @#v
+select * from t1_atatuservar order by 1
+go
+exec p14_atatuservar
+go
+~~START~~
+varchar
+row 1
+~~END~~
+
+~~START~~
+varchar
+row 1
+row 2
+row 3
+~~END~~
+
+~~START~~
+varchar
+row 1
+~~END~~
+
+~~START~~
+varchar
+row 1
+row 2
+row 3
+~~END~~
+
+
+
+
+create trigger tr10_atatuservar on t10_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr10_atatuservar'	
+declare @@V int = 1
+set rowcount @@v
+select * from t1_atatuservar order by 1
+set @@v = 0
+set rowcount @@v
+select * from t1_atatuservar order by 1
+declare @#V int = 1
+set rowcount @#v
+select * from t1_atatuservar order by 1
+set @#v = 0
+set rowcount @#v
+select * from t1_atatuservar order by 1
+end
+go
+insert t10_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr10_atatuservar
+~~END~~
+
+~~START~~
+varchar
+row 1
+~~END~~
+
+~~START~~
+varchar
+row 1
+row 2
+row 3
+~~END~~
+
+~~START~~
+varchar
+row 1
+~~END~~
+
+~~START~~
+varchar
+row 1
+row 2
+row 3
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+create function f1_atatuservar_extra_long_name_here()
+returns @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table (a int)
+as
+begin
+insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+values (123)
+return
+end
+go
+select * from f1_atatuservar_extra_long_name_here()
+go
+~~START~~
+int
+123
+~~END~~
+
+
+create function f2_atatuservar_extra_long_name_here()
+returns @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table (a int)
+as
+begin
+insert @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+values (123)
+return
+end
+go
+select * from f2_atatuservar_extra_long_name_here()
+go
+~~START~~
+int
+123
+~~END~~
+
+
+-- in SET statements that support variable argument, procedure and trigger (functions are below)
+declare @@v int = 4
+set datefirst @@v
+select datepart(dw, '2024-10-21')
+go
+~~START~~
+int
+5
+~~END~~
+
+set datefirst 7
+go
+
+declare @#v int = 5
+set datefirst @#v
+select datepart(dw, '2024-10-21')
+go
+~~START~~
+int
+4
+~~END~~
+
+set datefirst 7
+go
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 5
+set datefirst @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select datepart(dw, '2024-10-21')
+go
+~~START~~
+int
+4
+~~END~~
+
+set datefirst 7
+go
+
+-- SET DATEFORMAT currently ignores the argument and will always use 'mdy'
+declare @@v varchar(10) = 'dmy'
+set dateformat @@v
+select cast('01/02/03' as datetime)
+go
+~~START~~
+datetime
+2003-01-02 00:00:00.0
+~~END~~
+
+set dateformat mdy
+go
+
+-- SET DATEFORMAT currently silently ignores the argument and will always use 'mdy'
+declare @#v varchar(10) = 'dmy'
+set dateformat @#v
+select cast('01/02/03' as datetime)
+go
+~~START~~
+datetime
+2003-01-02 00:00:00.0
+~~END~~
+
+set dateformat mdy
+go
+
+-- SET DATEFORMAT currently silently ignores the argument and will always use 'mdy'
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(10) = 'dmy'
+set dateformat @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select cast('01/02/03' as datetime)
+go
+~~START~~
+datetime
+2003-01-02 00:00:00.0
+~~END~~
+
+set dateformat mdy
+go
+
+-- SET LANGUAGE currently only supports english
+declare @@v varchar(10) = 'dutch'
+set language @@v
+select @@language
+go
+~~WARNING (Code: 5703)~~
+
+~~WARNING (Message: Changed language setting to 'us_english'  Server SQLState: S0001)~~
+
+~~START~~
+nvarchar
+us_english
+~~END~~
+
+set language us_english
+go
+declare @#v varchar(10) = 'french'
+set language @#v
+select @@language
+go
+~~WARNING (Code: 5703)~~
+
+~~WARNING (Message: Changed language setting to 'us_english'  Server SQLState: S0001)~~
+
+~~START~~
+nvarchar
+us_english
+~~END~~
+
+set language us_english
+go
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(10) = 'french'
+set language @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select @@language
+go
+~~WARNING (Code: 5703)~~
+
+~~WARNING (Message: Changed language setting to 'us_english'  Server SQLState: S0001)~~
+
+~~START~~
+nvarchar
+us_english
+~~END~~
+
+set language us_english
+go
+
+
+
+
+create procedure p15_atatuservar
+as
+declare @@v1 int = 4
+set datefirst @@v1
+select datepart(dw, '2024-10-21')
+declare @#v1 int = 5
+set datefirst @#v1
+select datepart(dw, '2024-10-21')
+declare @@v2 varchar(10) = 'dmy'
+set dateformat @@v2
+select cast('01/02/03' as datetime)
+declare @#v3 varchar(10) = 'dutch'
+set language @#v3
+select @@language
+go
+
+exec p15_atatuservar
+go
+~~START~~
+int
+5
+~~END~~
+
+~~START~~
+int
+4
+~~END~~
+
+~~START~~
+datetime
+2003-01-02 00:00:00.0
+~~END~~
+
+~~START~~
+nvarchar
+us_english
+~~END~~
+
+set datefirst 7
+set dateformat mdy
+set language us_english
+go
+
+
+
+create procedure p16_atatuservar
+as
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 4
+set datefirst @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select datepart(dw, '2024-10-21')
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 5
+set datefirst @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select datepart(dw, '2024-10-21')
+declare @@w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(10) = 'dmy'
+set dateformat @@w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select cast('01/02/03' as datetime)
+declare @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(10) = 'dutch'
+set language @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select @@language
+go
+exec p15_atatuservar
+go
+~~START~~
+int
+5
+~~END~~
+
+~~START~~
+int
+4
+~~END~~
+
+~~START~~
+datetime
+2003-01-02 00:00:00.0
+~~END~~
+
+~~START~~
+nvarchar
+us_english
+~~END~~
+
+set datefirst 7
+set dateformat mdy
+set language us_english
+go
+
+
+
+
+create trigger tr11_atatuservar on t11_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr11_atatuservar'	
+	
+declare @@v1 int = 4
+set datefirst @@v1
+select datepart(dw, '2024-10-21')
+declare @#v1 int = 5
+set datefirst @#v1
+select datepart(dw, '2024-10-21')
+declare @@v2 varchar(10) = 'dmy'
+set dateformat @@v2
+select cast('01/02/03' as datetime)
+declare @#v3 varchar(10) = 'dutch'
+set language @#v3
+select @@language
+end
+go
+insert t11_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr11_atatuservar
+~~END~~
+
+~~START~~
+int
+5
+~~END~~
+
+~~START~~
+int
+4
+~~END~~
+
+~~START~~
+datetime
+2003-01-02 00:00:00.0
+~~END~~
+
+~~START~~
+nvarchar
+us_english
+~~END~~
+
+~~ROW COUNT: 1~~
+
+set datefirst 7
+set dateformat mdy
+set language us_english
+go
+
+
+
+
+create trigger tr12_atatuservar on t12_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr12_atatuservar'	
+	
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 4
+set datefirst @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select datepart(dw, '2024-10-21')
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 5
+set datefirst @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select datepart(dw, '2024-10-21')
+declare @@w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(10) = 'dmy'
+set dateformat @@w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select cast('01/02/03' as datetime)
+declare @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(10) = 'dutch'
+set language @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select @@language
+end
+go
+insert t12_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr12_atatuservar
+~~END~~
+
+~~START~~
+int
+5
+~~END~~
+
+~~START~~
+int
+4
+~~END~~
+
+~~START~~
+datetime
+2003-01-02 00:00:00.0
+~~END~~
+
+~~START~~
+nvarchar
+us_english
+~~END~~
+
+~~ROW COUNT: 1~~
+
+set datefirst 7
+set dateformat mdy
+set language us_english
+go
+
+-- execute-immediate, procedure and trigger
+declare @@V varchar(50) = 'select 123' execute(@@v)
+go
+~~START~~
+int
+123
+~~END~~
+
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(50) = 'select 123' execute(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+go
+~~START~~
+int
+123
+~~END~~
+
+
+declare @@V varchar(50) = 'declare @#v int =123 select @#v'
+execute(@@v)
+go
+~~START~~
+int
+123
+~~END~~
+
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(500) = 'declare @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int =123 select @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678'
+execute(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+go
+~~START~~
+int
+123
+~~END~~
+
+
+declare @@V varchar(50) = 'declare @#v int =123 select @#v'
+execute('select 456 ' + @@v)
+go
+~~START~~
+int
+456
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+
+declare @#V varchar(50) = 'declare @@v int =123 select @@v'
+execute(@#v)
+go
+~~START~~
+int
+123
+~~END~~
+
+
+declare @#V varchar(50) = 'declare @@v int =123 select @@v'
+execute('select 456 ' + @#v)
+go
+~~START~~
+int
+456
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+
+declare @#V varchar(50) = 'select 123 '
+execute(@#v + @#v)
+go
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+
+declare @#V varchar(50) = 'select 123 ',  @@V varchar(50) = 'select 456 '
+execute(@#v + @@v + @@v + @#v)
+go
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+456
+~~END~~
+
+~~START~~
+int
+456
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+
+declare @@V varchar(50) = 'select "abc''def" '
+execute(@@v + 'select "xy''z" ' + @@V)
+go
+~~START~~
+varchar
+abc'def
+~~END~~
+
+~~START~~
+varchar
+xy'z
+~~END~~
+
+~~START~~
+varchar
+abc'def
+~~END~~
+
+
+
+
+
+create procedure p17_atatuservar
+as
+declare @#V1 varchar(50) = 'declare @@v int =123 select @@v'
+execute('select 456 ' + @#v1)
+declare @#V2 varchar(50) = 'select 123 '
+execute(@#v2 + @#v2)
+declare @#V3 varchar(50) = 'select 123 ',  @@V varchar(50) = 'select 456 '
+execute(@#v3 + @@v + @@v + @#v3)
+declare @@V4 varchar(50) = 'select "abc''def" '
+execute(@@v4 + 'select "xy''z" ' + @@V4)
+go
+exec p17_atatuservar
+go
+~~START~~
+int
+456
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+456
+~~END~~
+
+~~START~~
+int
+456
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+varchar
+abc'def
+~~END~~
+
+~~START~~
+varchar
+xy'z
+~~END~~
+
+~~START~~
+varchar
+abc'def
+~~END~~
+
+
+
+
+
+
+create trigger tr13_atatuservar on t13_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr13_atatuservar'	
+declare @#V1 varchar(50) = 'declare @@v int =123 select @@v'
+execute('select 456 ' + @#v1)
+declare @#V2 varchar(50) = 'select 123 '
+execute(@#v2 + @#v2)
+declare @#V3 varchar(50) = 'select 123 ',  @@V varchar(50) = 'select 456 '
+execute(@#v3 + @@v + @@v + @#v3)
+declare @@V4 varchar(50) = 'select "abc''def" '
+execute(@@v4 + 'select "xy''z" ' + @@V4)
+end
+go
+insert t13_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr13_atatuservar
+~~END~~
+
+~~START~~
+int
+456
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+int
+456
+~~END~~
+
+~~START~~
+int
+456
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~START~~
+varchar
+abc'def
+~~END~~
+
+~~START~~
+varchar
+xy'z
+~~END~~
+
+~~START~~
+varchar
+abc'def
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+create procedure p18_atatuservar
+as
+begin
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(500) = 'declare @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int =123 select @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678'
+execute(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+end
+go
+exec p18_atatuservar
+go
+~~START~~
+int
+123
+~~END~~
+
+
+
+create trigger tr14_atatuservar on t14_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr14_atatuservar'	
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(500) = 'declare @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int =123 select @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678'
+execute(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+end
+go
+insert t14_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr14_atatuservar
+~~END~~
+
+~~START~~
+int
+123
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+-- RAISERROR, procedure and trigger
+declare @@v int=50001
+raiserror(@@v,1,1)
+go
+
+declare @@v int=50001, @@v2 int=1
+raiserror(@@v,@@v2,1)
+go
+
+declare @@v int=50001, @@v2 int=1, @#v3 int=1
+raiserror(@@v,@@v2,@#v3)
+go
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=50001, @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=1, @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@ int=1
+raiserror(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@)
+go
+
+create procedure p1_raiserror_atatuservar
+as
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=50001, @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=1, @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@ int=1
+raiserror(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@)
+go
+exec p1_raiserror_atatuservar
+go
+
+create trigger tr15_atatuservar on t15_trigger_atatuservar for insert
+as
+begin
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=50001, @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=1, @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@ int=1
+raiserror(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@)
+end
+go
+insert t15_trigger_atatuservar values (123)
+go
+~~WARNING (Code: 0)~~
+
+~~WARNING (Message: No. 50001 in sys.messages  Server SQLState: S0001)~~
+
+~~ROW COUNT: 1~~
+
+
+
+-- sp_executesql with named/unnamed arguments, output parameters, in T-SQL batch, procedure, trigger
+exec sp_executesql N'declare @@v int=123 select @@v'
+go
+~~START~~
+int
+123
+~~END~~
+
+
+exec sp_executesql N'SELECT @@v1, @#v2', N'@@v1 int, @#v2 varchar(20)', @#v2='Hello, World!', @@v1=123
+go
+~~START~~
+int#!#varchar
+123#!#Hello, World!
+~~END~~
+
+
+declare @@sql nvarchar(50)=N'SELECT @@v1, @#v2'
+exec sp_executesql @@sql, N'@@v1 int, @#v2 varchar(20)', @#v2='Hello, World!', @@v1=123
+go
+~~START~~
+int#!#varchar
+123#!#Hello, World!
+~~END~~
+
+
+declare @@params nvarchar(50)=N'@@v1 int, @#v2 varchar(20)'
+exec sp_executesql N'SELECT @@v1, @#v2', @@params, @#v2='Hello, World!', @@v1=123
+go
+~~START~~
+int#!#varchar
+123#!#Hello, World!
+~~END~~
+
+
+declare @@sql nvarchar(50)=N'SELECT @@v1, @#v2'
+declare @@params nvarchar(50)=N'@@v1 int, @#v2 varchar(20)'
+exec sp_executesql @@sql, @@params, @#v2='Hello, World!', @@v1=123
+go
+~~START~~
+int#!#varchar
+123#!#Hello, World!
+~~END~~
+
+
+declare @@sql nvarchar(50)=N'SELECT @@v1, @#v2', @@params nvarchar(50)=N'@@v1 int, @#v2 varchar(20)', @@v3 int=123, @#v4 varchar(20)='Hello, World!'
+exec sp_executesql @@sql, @@params, @#v2=@#v4, @@v1=@@v3
+go
+~~START~~
+int#!#varchar
+123#!#Hello, World!
+~~END~~
+
+
+declare @@SQLString1 NVARCHAR(100);
+declare @#SQLString2 NVARCHAR(max);
+declare @@ParamDef NVARCHAR(100);
+SET @@SQLString1 = N'SET @#a = @@b + @@b';
+SET @#SQLString2 = N'EXEC sp_executesql N''SET @#a = @@b + @@b'', N''@#a INT OUT, @@b INT'', @#a OUTPUT, @@b;';
+SET @@ParamDef = N'@#a INT OUTPUT, @@b INT';
+declare @@p INT;
+declare @#a INT;
+EXEC sp_executesql @@SQLString1, @@ParamDef, @#a = @@p OUT, @@b = 10;
+EXEC sp_executesql @#SQLString2, @@ParamDef, @#a = @#a OUT, @@b = 11;
+SELECT @@p, @#a;
+go
+~~START~~
+int#!#int
+20#!#22
+~~END~~
+
+
+create procedure p1_spexec_atatuservar
+as
+declare @@sql nvarchar(50)=N'SELECT @@v1, @#v2', @@params nvarchar(50)=N'@@v1 int, @#v2 varchar(20)', @@v3 int=123, @#v4 varchar(20)='Hello, World!'
+exec sp_executesql @@sql, @@params, @#v2=@#v4, @@v1=@@v3
+declare @@SQLString1 NVARCHAR(100)
+declare @#SQLString2 NVARCHAR(max)
+declare @@ParamDef NVARCHAR(100)
+SET @@SQLString1 = N'SET @#a = @@b + @@b'
+SET @#SQLString2 = N'EXEC sp_executesql N''SET @#a = @@b + @@b'', N''@#a INT OUT, @@b INT'', @#a OUT, @@b'
+SET @@ParamDef = N'@#a INT OUTPUT, @@b INT'
+declare @@p INT
+declare @#a INT
+EXEC sp_executesql @@SQLString1, @@ParamDef, @#a = @@p OUT, @@b = 10
+EXEC sp_executesql @#SQLString2, @@ParamDef, @#a = @#a OUT, @@b = 11
+SELECT @@p, @#a
+go
+exec p1_spexec_atatuservar
+go
+~~START~~
+int#!#varchar
+123#!#Hello, World!
+~~END~~
+
+~~START~~
+int#!#int
+20#!#22
+~~END~~
+
+
+
+create trigger tr16_atatuservar on t16_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr16_atatuservar'	
+declare @@sql nvarchar(50)=N'SELECT @@v1, @#v2', @@params nvarchar(50)=N'@@v1 int, @#v2 varchar(20)', @@v3 int=123, @#v4 varchar(20)='Hello, World!'
+exec sp_executesql @@sql, @@params, @#v2=@#v4, @@v1=@@v3
+declare @@SQLString1 NVARCHAR(100)
+declare @#SQLString2 NVARCHAR(max)
+declare @@ParamDef NVARCHAR(100)
+SET @@SQLString1 = N'SET @#a = @@b + @@b'
+SET @#SQLString2 = N'EXEC sp_executesql N''SET @#a = @@b + @@b'', N''@#a INT OUT, @@b INT'', @#a OUT, @@b'
+SET @@ParamDef = N'@#a INT OUTPUT, @@b INT'
+declare @@p INT
+declare @#a INT
+EXEC sp_executesql @@SQLString1, @@ParamDef, @#a = @@p OUT, @@b = 10
+EXEC sp_executesql @#SQLString2, @@ParamDef, @#a = @#a OUT, @@b = 11
+SELECT @@p, @#a	
+end
+go
+insert t16_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr16_atatuservar
+~~END~~
+
+~~START~~
+int#!#varchar
+123#!#Hello, World!
+~~END~~
+
+~~START~~
+int#!#int
+20#!#22
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+declare @@v63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(1000);
+declare @#w63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(max);
+declare @@x63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(1000);
+SET @@v63_7890123456789$123456789$123456789012345678901234567890123 = N'SET @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@p63_7890123456789$123456789$123456789012345678901234567890123 + @@p63_7890123456789$123456789$123456789012345678901234567890123';
+SET @#w63_7890123456789$123456789$123456789012345678901234567890123 = N'EXEC sp_executesql N''SET @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@p63_7890123456789$123456789$123456789012345678901234567890123 + @@p63_7890123456789$123456789$123456789012345678901234567890123'', N''@@z63_7890123456789$123456789$123456789012345678901234567890123 INT OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 INT'', @@z63_7890123456789$123456789$123456789012345678901234567890123 OUTPUT, @@p63_7890123456789$123456789$123456789012345678901234567890123;';
+SET @@x63_7890123456789$123456789$123456789012345678901234567890123 = N'@@z63_7890123456789$123456789$123456789012345678901234567890123 INT OUTPUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 INT';
+declare @#y63_7890123456789$123456789$123456789012345678901234567890123 INT;
+declare @@z63_7890123456789$123456789$123456789012345678901234567890123 INT;
+EXEC sp_executesql @@v63_7890123456789$123456789$123456789012345678901234567890123, @@x63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123 = @#y63_7890123456789$123456789$123456789012345678901234567890123 OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 = 10;
+EXEC sp_executesql @#w63_7890123456789$123456789$123456789012345678901234567890123, @@x63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@z63_7890123456789$123456789$123456789012345678901234567890123 OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 = 11;
+SELECT @#y63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123;
+go
+~~START~~
+int#!#int
+20#!#22
+~~END~~
+
+
+create procedure p2_spexec_atatuservar
+as
+declare @@v63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(1000);
+declare @#w63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(max);
+declare @@x63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(1000);
+SET @@v63_7890123456789$123456789$123456789012345678901234567890123 = N'SET @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@p63_7890123456789$123456789$123456789012345678901234567890123 + @@p63_7890123456789$123456789$123456789012345678901234567890123';
+SET @#w63_7890123456789$123456789$123456789012345678901234567890123 = N'EXEC sp_executesql N''SET @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@p63_7890123456789$123456789$123456789012345678901234567890123 + @@p63_7890123456789$123456789$123456789012345678901234567890123'', N''@@z63_7890123456789$123456789$123456789012345678901234567890123 INT OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 INT'', @@z63_7890123456789$123456789$123456789012345678901234567890123 OUTPUT, @@p63_7890123456789$123456789$123456789012345678901234567890123;';
+SET @@x63_7890123456789$123456789$123456789012345678901234567890123 = N'@@z63_7890123456789$123456789$123456789012345678901234567890123 INT OUTPUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 INT';
+declare @#y63_7890123456789$123456789$123456789012345678901234567890123 INT;
+declare @@z63_7890123456789$123456789$123456789012345678901234567890123 INT;
+EXEC sp_executesql @@v63_7890123456789$123456789$123456789012345678901234567890123, @@x63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123 = @#y63_7890123456789$123456789$123456789012345678901234567890123 OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 = 10;
+EXEC sp_executesql @#w63_7890123456789$123456789$123456789012345678901234567890123, @@x63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@z63_7890123456789$123456789$123456789012345678901234567890123 OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 = 11;
+SELECT @#y63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123;
+go
+exec p2_spexec_atatuservar
+go
+~~START~~
+int#!#int
+20#!#22
+~~END~~
+
+
+
+
+create trigger tr17_atatuservar on t17_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr17_atatuservar'	
+declare @@v63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(1000);
+declare @#w63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(max);
+declare @@x63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(1000);
+SET @@v63_7890123456789$123456789$123456789012345678901234567890123 = N'SET @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@p63_7890123456789$123456789$123456789012345678901234567890123 + @@p63_7890123456789$123456789$123456789012345678901234567890123';
+SET @#w63_7890123456789$123456789$123456789012345678901234567890123 = N'EXEC sp_executesql N''SET @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@p63_7890123456789$123456789$123456789012345678901234567890123 + @@p63_7890123456789$123456789$123456789012345678901234567890123'', N''@@z63_7890123456789$123456789$123456789012345678901234567890123 INT OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 INT'', @@z63_7890123456789$123456789$123456789012345678901234567890123 OUTPUT, @@p63_7890123456789$123456789$123456789012345678901234567890123;';
+SET @@x63_7890123456789$123456789$123456789012345678901234567890123 = N'@@z63_7890123456789$123456789$123456789012345678901234567890123 INT OUTPUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 INT';
+declare @#y63_7890123456789$123456789$123456789012345678901234567890123 INT;
+declare @@z63_7890123456789$123456789$123456789012345678901234567890123 INT;
+EXEC sp_executesql @@v63_7890123456789$123456789$123456789012345678901234567890123, @@x63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123 = @#y63_7890123456789$123456789$123456789012345678901234567890123 OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 = 10;
+EXEC sp_executesql @#w63_7890123456789$123456789$123456789012345678901234567890123, @@x63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@z63_7890123456789$123456789$123456789012345678901234567890123 OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 = 11;
+SELECT @#y63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123;
+end
+go
+insert t17_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr17_atatuservar
+~~END~~
+
+~~START~~
+int#!#int
+20#!#22
+~~END~~
+
+~~ROW COUNT: 1~~
+
+
+-- table variables in different types of functions
+create function f1_ins_atatuservar(@@p1 int)
+returns int
+as
+begin
+	declare @@tv table(a int)
+    insert @@tv values(@@p1)
+    return (select sum(a) from @@tv)
+end
+go
+select dbo. f1_ins_atatuservar(123)
+go
+~~START~~
+int
+123
+~~END~~
+
+
+create function f1_upd_atatuservar(@@p1 int)
+returns int
+as
+begin
+	declare @@tv table(a int)
+    insert @@tv values(@@p1)
+    update @@tv set a = a + 1
+    return (select sum(a) from @@tv)
+end
+go
+select dbo. f1_upd_atatuservar(123)
+go
+~~START~~
+int
+124
+~~END~~
+
+
+create function f1_del_atatuservar(@@p1 int)
+returns int
+as
+begin
+	declare @@tv table(a int)
+    insert @@tv values(@@p1)
+    update @@tv set a = a + 1
+    insert @@tv values(@@p1)
+    update @@tv set a = a + 1
+    delete @@tv where a = 124
+    return (select sum(a) from @@tv)
+end
+go
+select dbo. f1_del_atatuservar(123)
+go
+~~START~~
+int
+125
+~~END~~
+
+
+-- INSERT/UPDATE/DELETE on table variable in function
+create function f3_atatuservar_upd(@@p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@@p1)
+    update t set a = t.a + 1 from @@tv as t
+    return
+end
+go
+select * from dbo. f3_atatuservar_upd(123) order by 1
+go
+~~START~~
+int
+124
+~~END~~
+
+
+create function f3_atatuservar_del(@@p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@@p1)
+    update @@tv set a = a + 1
+    insert @@tv values(@@p1)
+    delete t from @@tv as t where a = 124
+    return
+end
+go
+select * from dbo. f3_atatuservar_del(123) order by 1
+go
+~~START~~
+int
+123
+~~END~~
+
+
+create function f3_upd_atatuservar(@@p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@@p1)
+    update t set a = t.a + 1 from t2_atatuservar, @@tv as t where t2_atatuservar.a = t.a
+    return
+end
+go
+select * from dbo. f3_upd_atatuservar(123) order by 1
+go
+~~START~~
+int
+124
+~~END~~
+
+
+create function f3_del_atatuservar(@@p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@@p1)
+    update @@tv set a = a + 1
+    insert @@tv values(@@p1)
+    delete t from t2_atatuservar join @@tv as t on t2_atatuservar.a = t.a
+    return
+end
+go
+select * from dbo. f3_del_atatuservar(123) order by 1
+go
+~~START~~
+int
+124
+~~END~~
+
+
+create function f4_ins_atatuservar(@#p1 int)
+returns int
+as
+begin
+	declare @#tv table(a int)
+    insert @#tv values(@#p1)
+    return (select sum(a) from @#tv)
+end
+go
+select dbo. f4_ins_atatuservar(123)
+go
+~~START~~
+int
+123
+~~END~~
+
+
+create function f4_upd_atatuservar(@#p1 int)
+returns int
+as
+begin
+	declare @#tv table(a int)
+    insert @#tv values(@#p1)
+    update @#tv set a = a + 1
+    return (select sum(a) from @#tv)
+end
+go
+select dbo. f4_upd_atatuservar(123)
+go
+~~START~~
+int
+124
+~~END~~
+
+
+create function f4_del_atatuservar(@#p1 int)
+returns int
+as
+begin
+	declare @#tv table(a int)
+    insert @#tv values(@#p1)
+    update @#tv set a = a + 1
+    insert @#tv values(@#p1)
+    update @#tv set a = a + 1
+    delete @#tv where a = 124
+    return (select sum(a) from @#tv)
+end
+go
+select dbo. f4_del_atatuservar(123)
+go
+~~START~~
+int
+125
+~~END~~
+
+
+create function f5_upd_atatuservar(@#p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@#p1)
+    update t set a = t.a + 1 from @#tv as t
+    return
+end
+go
+select * from dbo. f5_upd_atatuservar(123) order by 1
+go
+~~START~~
+int
+124
+~~END~~
+
+
+create function f5_del_atatuservar(@#p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@#p1)
+    update @#tv set a = a + 1
+    insert @#tv values(@#p1)
+    delete t from @#tv as t where a = 124
+    return
+end
+go
+select * from dbo. f5_del_atatuservar(123) order by 1
+go
+~~START~~
+int
+123
+~~END~~
+
+
+create function f6_upd_atatuservar(@#p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@#p1)
+    update t set a = t.a + 1 from t2_atatuservar, @#tv as t where t2_atatuservar.a = t.a
+    return
+end
+go
+select * from dbo. f6_upd_atatuservar(123) order by 1
+go
+~~START~~
+int
+124
+~~END~~
+
+
+create function f6_del_atatuservar(@#p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@#p1)
+    update @#tv set a = a + 1
+    insert @#tv values(@#p1)
+    delete t from t2_atatuservar, @#tv as t where t2_atatuservar.a = t.a
+    return
+end
+go
+select * from dbo. f6_del_atatuservar(123) order by 1
+go
+~~START~~
+int
+124
+~~END~~
+
+
+create function f7_tabvar_udf_upd_atatuservar(@@p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@@p1)
+    update t set a = t.a + 1 from t2_atatuservar, @#tv as t where t2_atatuservar.a = t.a
+    return
+end
+go
+select * from dbo. f7_tabvar_udf_upd_atatuservar(123) order by 1
+go
+~~START~~
+int
+124
+~~END~~
+
+
+create function f7a_tabvar_udf_upd_atatuservar(@@p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@@p1)
+    update t set a = t.a + 1 from @#tv as tv, t2_atatuservar as t where tv.a = t.a
+    return
+end
+go
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: 'UPDATE' cannot be used within a function)~~
+
+
+create function f8_tabvar_udf_del_atatuservar(@@p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@@p1)
+    update @#tv set a = a + 1
+    insert @#tv values(@@p1)
+    delete t from @#tv as tv, t2_atatuservar as t where tv.a = t.a
+    return
+end
+go
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: 'DELETE' cannot be used within a function)~~
+
+
+create function f9_tabvar_udf_del_atatuservar(@p1 int)
+returns @tv table(a int)
+as
+begin
+    insert @tv values(@p1)
+    update @tv set a = a + 1
+    insert @tv values(@p1)
+    delete t from @tv as t inner join t2_atatuservar as tv on tv.a = t.a
+    return
+end
+go
+select * from dbo.f9_tabvar_udf_del_atatuservar(123)
+go
+~~START~~
+int
+124
+~~END~~
+
+
+create function f10_tabvar_udf_del_atatuservar(@#p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@#p1)
+    update @@tv set a = a + 1
+    insert @@tv values(@#p1)
+    delete t from t2_atatuservar as tv join @@tv as t on tv.a = t.a
+    return
+end
+go
+select * from dbo.f10_tabvar_udf_del_atatuservar(123)
+go
+~~START~~
+int
+124
+~~END~~
+
+
+create function f4_atatuservar_tabvar_in_function_upd(@#p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@#p1)
+    update t set a = t.a + 1 from t2_atatuservar as t2_atatuservar left join t2_atatuservar as tv on tv.a = t2_atatuservar.a right join @@tv t on tv.a = t.a
+    return
+end
+go
+select * from dbo.f4_atatuservar_tabvar_in_function_upd(123)
+go
+~~START~~
+int
+124
+~~END~~
+
+
+create function f12_tabvar_udf_upd_atatuservar(@#p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@#p1)
+    update t set a = t.a + 1 from @@tv as tv cross join t2_atatuservar as t
+    return
+end
+go
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: 'UPDATE' cannot be used within a function)~~
+
+
+create function f13_tabvar_udf_del_atatuservar(@#p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@#p1)
+    update @@tv set a = a + 1
+    insert @@tv values(@#p1)
+    delete t from @@tv as t2_atatuservar right join t2_atatuservar as tv on tv.a = t2_atatuservar.a full outer join t2_atatuservar t on tv.a = t.a
+    return
+end
+go
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: 'DELETE' cannot be used within a function)~~
+
+
+create function f14_del_atatuservar(@@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int)
+returns int
+as
+begin
+	declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table(a int)
+    insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values(@@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+    update @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 set a = a + 1
+    insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values(@@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+    update @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 set a = a + 1
+    delete @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 where a = 124
+    return (select sum(a) from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+end
+go
+select dbo. f14_del_atatuservar(123)
+go
+~~START~~
+int
+125
+~~END~~
+
+
+-- INSERT/UPDATE/DELETE on table variable in function
+create function f15_upd_atatuservar(@@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int)
+returns @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table(a int)
+as
+begin
+    insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values(@@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+    update t set a = t.a + 1 from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 as t
+    return
+end
+go
+select * from dbo. f15_upd_atatuservar(123) order by 1
+go
+~~START~~
+int
+124
+~~END~~
+
+
+create function f16_tabvar_udf_del_atatuservar(@#q128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int)
+returns @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table(a int)
+as
+begin
+    insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values(@#q128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+    update @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 set a = a + 1
+    insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values(@#q128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+    delete t from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 as t2_atatuservar right join t2_atatuservar as tv on tv.a = t2_atatuservar.a full outer join t2_atatuservar t on tv.a = t.a
+    return
+end
+go
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: 'DELETE' cannot be used within a function)~~
+
+
+-- THROW
+declare @@v int = 50001;
+THROW @@v, 'Test message', 1;
+go
+~~ERROR (Code: 50001)~~
+
+~~ERROR (Message: Test message)~~
+
+
+declare @@v int = 50001, @@v2 varchar(30) = 'Test message';
+THROW @@v, @@v2, 1
+go
+~~ERROR (Code: 50001)~~
+
+~~ERROR (Message: Test message)~~
+
+
+declare @@v int = 50001, @@v2 varchar(30) = 'Test message', @@v3 int=1;
+THROW @@v, @@v2, @@v3
+go
+~~ERROR (Code: 50001)~~
+
+~~ERROR (Message: Test message)~~
+
+
+declare @#v int = 50001;
+THROW @#v, 'Test message', 1;
+go
+~~ERROR (Code: 50001)~~
+
+~~ERROR (Message: Test message)~~
+
+
+declare @#v int = 50001, @#v2 varchar(30) = 'Test message';
+THROW @#v, @#v2, 1
+go
+~~ERROR (Code: 50001)~~
+
+~~ERROR (Message: Test message)~~
+
+
+declare @#v int = 50001, @#v2 varchar(30) = 'Test message', @#v3 int=1;
+THROW @#v, @#v2, @#v3
+go
+~~ERROR (Code: 50001)~~
+
+~~ERROR (Message: Test message)~~
+
+
+
+create procedure p20_atatuservar @@p int
+as
+if @@p > 0
+begin
+declare @@v int = 50001, @@v2 varchar(30) = 'Test message 1', @@v3 int=1;
+THROW @@v, @@v2, @@v3
+end
+declare @#v int = 50001, @#v2 varchar(30) = 'Test message 2', @#v3 int=1;
+THROW @#v, @#v2, @#v3
+go
+exec p20_atatuservar 1
+go
+~~ERROR (Code: 50001)~~
+
+~~ERROR (Message: Test message 1)~~
+
+exec p20_atatuservar 0
+go
+~~ERROR (Code: 50001)~~
+
+~~ERROR (Message: Test message 2)~~
+
+
+
+create trigger tr18_atatuservar on t18_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr18_atatuservar'	
+declare @#v int = 50001, @#v2 varchar(30) = 'Test message 2', @#v3 int=1;
+THROW @#v, @#v2, @#v3
+end
+go
+insert t18_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr18_atatuservar
+~~END~~
+
+~~ERROR (Code: 50001)~~
+
+~~ERROR (Message: Test message 2)~~
+
+
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 50001, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456782 varchar(30) = 'Test message', @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456783 int=1;
+THROW @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456782, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456783
+go
+~~ERROR (Code: 50001)~~
+
+~~ERROR (Message: Test message)~~
+
+
+create procedure p21_atatuservar
+as
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 50001, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456782 varchar(30) = 'Test message', @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456783 int=1;
+THROW @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456782, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456783
+go
+exec p21_atatuservar 
+go
+~~ERROR (Code: 50001)~~
+
+~~ERROR (Message: Test message)~~
+
+
+
+create trigger tr19_atatuservar on t19_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr19_atatuservar'	
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 50001, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456782 varchar(30) = 'Test message', @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456783 int=1;
+THROW @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456782, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456783
+end
+go
+insert t19_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr19_atatuservar
+~~END~~
+
+~~ERROR (Code: 50001)~~
+
+~~ERROR (Message: Test message)~~
+
+
+-- DBCC CHECKIDENT
+declare @@TableName varchar(100)='mytab'
+DBCC CHECKIDENT (@@TableName)
+go
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: DBCC CHECKIDENT does not currently support a variable for the table name)~~
+
+declare @@v int=2
+DBCC CHECKIDENT ('mytab', RESEED, @@v)
+go
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: DBCC CHECKIDENT does not currently support a variable for the RESEED value)~~
+
+
+create procedure p1_checkident_atatuservar @@TableName varchar(100), @@v int
+as
+DBCC CHECKIDENT (@@TableName, RESEED, @@v)
+go
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: DBCC CHECKIDENT does not currently support a variable for the table name)~~
+
+
+create trigger tr20_atatuservar on t20_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr20_atatuservar'	
+declare @@TableName varchar(100)='mytab', @@v int=2
+DBCC CHECKIDENT (@@TableName, RESEED, @@v)
+end
+go
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: DBCC CHECKIDENT does not currently support a variable for the table name)~~
+
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=2
+DBCC CHECKIDENT ('mytab', RESEED, @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+go
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: DBCC CHECKIDENT does not currently support a variable for the RESEED value)~~
+
+
+create procedure p2_checkident_atatuservar @@t128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(100), @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int
+as
+DBCC CHECKIDENT (@@t128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, RESEED, @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+go
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: DBCC CHECKIDENT does not currently support a variable for the table name)~~
+
+
+create trigger tr21_atatuservar on t21_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr21_atatuservar'	
+declare @@t128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(100)='mytab', @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=2
+DBCC CHECKIDENT (@@t128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, RESEED, @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+end
+go
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: DBCC CHECKIDENT does not currently support a variable for the table name)~~
+
+
+-- transaction name
+declare @@V varchar(50) = 'myxact'
+begin transaction @@v
+insert t3_atatuservar values(234)
+declare @#V varchar(50) = 'mysavept'
+save transaction @#v
+insert t3_atatuservar values(345)
+set @#V  = 'mysavept'
+rollback transaction @#v
+insert t3_atatuservar values(567)
+commit transaction @@v
+go
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+select * from t3_atatuservar
+go
+~~START~~
+int
+123
+234
+567
+~~END~~
+
+
+create procedure p1_xactname_atatuservar
+as
+declare @@V varchar(50) = 'myxact'
+delete t3_atatuservar where a > 123
+begin transaction @@v
+insert t3_atatuservar values(234)
+declare @#V varchar(50) = 'mysavept'
+save transaction @#v
+insert t3_atatuservar values(345)
+set @#V  = 'mysavept'
+rollback transaction @#v
+insert t3_atatuservar values(567)
+commit transaction @@v
+select * from t3_atatuservar
+go
+exec p1_xactname_atatuservar
+go
+~~ROW COUNT: 2~~
+
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+234
+567
+~~END~~
+
+
+delete t3_atatuservar where a > 123
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(50) = 'myxact'
+begin transaction @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert t3_atatuservar values(234)
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(50) = 'mysavept'
+save transaction @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert t3_atatuservar values(345)
+set @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678  = 'mysavept'
+rollback transaction @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert t3_atatuservar values(567)
+commit transaction @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+~~ROW COUNT: 2~~
+
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+select * from t3_atatuservar
+go
+~~START~~
+int
+123
+234
+567
+~~END~~
+
+
+create procedure p2_xactname_atatuservar
+as
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(50) = 'myxact'
+delete t3_atatuservar where a > 123
+begin transaction @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert t3_atatuservar values(234)
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(50) = 'mysavept'
+save transaction @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert t3_atatuservar values(345)
+set @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678  = 'mysavept'
+rollback transaction @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert t3_atatuservar values(567)
+commit transaction @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select * from t3_atatuservar
+go
+exec p2_xactname_atatuservar
+go
+~~ROW COUNT: 2~~
+
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~ROW COUNT: 1~~
+
+~~START~~
+int
+123
+234
+567
+~~END~~
+
+
+-- cursor variable in T-SQL batch, stored procedure, trigger
+declare @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(20)
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 cursor	  
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = cursor for select a from t_checkident_atatuservar order by n
+open @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+while 1=1
+begin
+	fetch from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 into @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	if @@fetch_status <> 0 break
+	select @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+end
+close @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+deallocate @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+~~START~~
+varchar
+one
+~~END~~
+
+~~START~~
+varchar
+two
+~~END~~
+
+~~START~~
+varchar
+three
+~~END~~
+
+~~START~~
+varchar
+four
+~~END~~
+
+
+create procedure p1_cursor_atatuservar
+as
+begin  
+	declare @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(20)
+	declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 cursor	  
+	set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = cursor for select a from t_checkident_atatuservar order by n
+	open @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	while 1=1
+	begin
+		fetch from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 into @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+		if @@fetch_status <> 0 break
+		select @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	end
+	close @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	deallocate @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+end
+go
+exec p1_cursor_atatuservar
+go
+~~START~~
+varchar
+one
+~~END~~
+
+~~START~~
+varchar
+two
+~~END~~
+
+~~START~~
+varchar
+three
+~~END~~
+
+~~START~~
+varchar
+four
+~~END~~
+
+
+
+create trigger tr22_atatuservar on t22_trigger_atatuservar for insert
+as
+begin
+	select 'trigger tr22_atatuservar'	
+	declare @@v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(20)
+	declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 cursor	  
+	set @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = cursor for select a from t_checkident_atatuservar order by n
+	open @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	while 1=1
+	begin
+		fetch from @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 into @@v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+		if @@fetch_status <> 0 break
+		select @@v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	end
+	close @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	deallocate @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+end
+go
+insert t22_trigger_atatuservar values (123)
+go
+~~START~~
+varchar
+trigger tr22_atatuservar
+~~END~~
+
+~~START~~
+varchar
+one
+~~END~~
+
+~~START~~
+varchar
+two
+~~END~~
+
+~~START~~
+varchar
+three
+~~END~~
+
+~~START~~
+varchar
+four
+~~END~~
+
+~~ROW COUNT: 1~~
+
+set quoted_identifier on
+go
+
+-- user-defined variables that were previously mapped to internal sys. functions, e.g. sys.rand()
+declare @@xact_state int=123 select @@xact_state, xact_state()
+go
+~~START~~
+int#!#smallint
+123#!#0
+~~END~~
+
+declare @@error_line int=123 select @@error_line, error_line()
+go
+~~START~~
+int#!#int
+123#!#<NULL>
+~~END~~
+
+declare @@error_message int=123 select @@error_message, error_message()
+go
+~~START~~
+int#!#nvarchar
+123#!#<NULL>
+~~END~~
+
+declare @@error_number int=123 select @@error_number, error_number()
+go
+~~START~~
+int#!#int
+123#!#<NULL>
+~~END~~
+
+declare @@error_procedure int=123 select @@error_procedure, error_procedure()
+go
+~~START~~
+int#!#nvarchar
+123#!#<NULL>
+~~END~~
+
+declare @@error_severity int=123 select @@error_severity, error_severity()
+go
+~~START~~
+int#!#int
+123#!#<NULL>
+~~END~~
+
+declare @@error_state int=123 select @@error_state, error_state()
+go
+~~START~~
+int#!#int
+123#!#<NULL>
+~~END~~
+
+declare @@db_id int=123 select @@db_id, db_id('master')
+go
+~~START~~
+int#!#smallint
+123#!#1
+~~END~~
+
+declare @@db_name int=123 select @@db_name, db_name()
+go
+~~START~~
+int#!#nvarchar
+123#!#master
+~~END~~
+
+declare @@exp int=123 select @@exp, exp(1)
+go
+~~START~~
+int#!#float
+123#!#2.718281828459045
+~~END~~
+
+declare @@sign int=123 select @@sign, sign(1)
+go
+~~START~~
+int#!#int
+123#!#1
+~~END~~
+
+declare @@lock_timeout int=123 select @@lock_timeout, lock_timeout()
+go
+~~START~~
+int#!#int
+-1#!#-1
+~~END~~
+
+declare @@rand int=123 select @@rand, case when rand() <= 0 then 'too small, <= 0' when rand() >= 1 then ' too large, >= 1' else 'correct, >0 && <1' end
+go
+~~START~~
+int#!#varchar
+123#!#correct, >0 && <1
+~~END~~
+
+declare @@trigger_nestlevel int=123 select @@trigger_nestlevel, trigger_nestlevel()
+go
+~~START~~
+int#!#int
+123#!#0
+~~END~~
+
+declare @@atn2 int=123 select @@atn2, atn2(1,0)
+go
+~~START~~
+int#!#float
+123#!#1.5707963267948966
+~~END~~
+
+declare @@datepart int=123 select @@datepart, datepart(yy, '2024-11-12')
+go
+~~START~~
+int#!#int
+123#!#2024
+~~END~~
+
+declare @@datediff int=123 select @@datediff, datediff(dd, '2024-11-12', '2024-12-13')
+go
+~~START~~
+int#!#int
+123#!#31
+~~END~~
+
+declare @@datediff_big int=123 select @@datediff_big, datediff(dd, '2024-11-12', '2024-12-13')
+go
+~~START~~
+int#!#int
+123#!#31
+~~END~~
+
+declare @@dateadd int=123 select @@dateadd, datediff(dd, 3, '2024-11-12')
+go
+~~START~~
+int#!#int
+123#!#45603
+~~END~~
+
+declare @@datename int=123 select @@datename, datename(dw, '2024-11-12')
+go
+~~START~~
+int#!#text
+123#!#Tuesday
+~~END~~
+
+
+create proc p1_sysfunctions_atatuservar
+as
+begin
+declare @@xact_state int=123 select @@xact_state, xact_state()
+declare @@error_line int=123 select @@error_line, error_line()
+declare @@error_message int=123 select @@error_message, error_message()
+declare @@error_number int=123 select @@error_number, error_number()
+declare @@error_procedure int=123 select @@error_procedure, error_procedure()
+declare @@error_state int=123 select @@error_state, error_state()
+declare @@db_id int=123 select @@db_id, db_id('master')
+declare @@db_name int=123 select @@db_name, db_name()
+declare @@exp int=123 select @@exp, exp(1)
+declare @@sign int=123 select @@sign, sign(1)
+declare @@lock_timeout int=123 select @@lock_timeout, lock_timeout()
+declare @@rand int=123 select @@rand, case when rand() <= 0 then 'too small, <= 0' when rand() >= 1 then ' too large, >= 1' else 'correct, >0 && <1' end
+declare @@trigger_nestlevel int=123 select @@trigger_nestlevel, trigger_nestlevel()
+declare @@atn2 int=123 select @@atn2, atn2(1,0)
+declare @@datepart int=123 select @@datepart, datepart(yy, '2024-11-12')
+declare @@datediff int=123 select @@datediff, datediff(dd, '2024-11-12', '2024-12-13')
+declare @@datediff_big int=123 select @@datediff_big, datediff(dd, '2024-11-12', '2024-12-13')
+declare @@dateadd int=123 select @@dateadd, datediff(dd, 3, '2024-11-12')
+declare @@datename int=123 select @@datename, datename(dw, '2024-11-12')
+end
+go
+exec p1_sysfunctions_atatuservar
+go
+~~START~~
+int#!#smallint
+123#!#0
+~~END~~
+
+~~START~~
+int#!#int
+123#!#<NULL>
+~~END~~
+
+~~START~~
+int#!#nvarchar
+123#!#<NULL>
+~~END~~
+
+~~START~~
+int#!#int
+123#!#<NULL>
+~~END~~
+
+~~START~~
+int#!#nvarchar
+123#!#<NULL>
+~~END~~
+
+~~START~~
+int#!#int
+123#!#<NULL>
+~~END~~
+
+~~START~~
+int#!#smallint
+123#!#1
+~~END~~
+
+~~START~~
+int#!#nvarchar
+123#!#master
+~~END~~
+
+~~START~~
+int#!#float
+123#!#2.718281828459045
+~~END~~
+
+~~START~~
+int#!#int
+123#!#1
+~~END~~
+
+~~START~~
+int#!#int
+-1#!#-1
+~~END~~
+
+~~START~~
+int#!#varchar
+123#!#correct, >0 && <1
+~~END~~
+
+~~START~~
+int#!#int
+123#!#0
+~~END~~
+
+~~START~~
+int#!#float
+123#!#1.5707963267948966
+~~END~~
+
+~~START~~
+int#!#int
+123#!#2024
+~~END~~
+
+~~START~~
+int#!#int
+123#!#31
+~~END~~
+
+~~START~~
+int#!#int
+123#!#31
+~~END~~
+
+~~START~~
+int#!#int
+123#!#45603
+~~END~~
+
+~~START~~
+int#!#text
+123#!#Tuesday
+~~END~~
+
+
+create function f1_sysfunctions_atatuservar() returns int
+as
+begin
+declare @@xact_state int=123 
+declare @@error_line int=123 
+declare @@error_message int=123 
+declare @@error_number int=123 
+declare @@error_procedure int=123 
+declare @@error_state int=123 
+declare @@db_id int=123 
+declare @@db_name int=123 
+declare @@exp int=123 
+declare @@sign int=123 
+declare @@lock_timeout int=123 
+declare @@rand int=123 
+declare @@trigger_nestlevel int=123 
+declare @@atn2 int=123 
+declare @@datepart int=123 
+declare @@datediff int=123 
+declare @@datediff_big int=123 
+declare @@dateadd int=123 
+declare @@datename int=123 
+return @@xact_state + @@error_line + @@error_message + @@error_number + @@error_procedure + @@error_state + @@db_id + @@db_name + @@exp + @@sign + @@lock_timeout + @@rand + @@trigger_nestlevel + @@atn2 + @@datepart + @@datediff + @@datediff_big + @@dateadd + @@datename 
+end
+go
+select dbo.f1_sysfunctions_atatuservar()
+go
+~~START~~
+int
+2213
+~~END~~
+
+
+create trigger tr1_sysfunctions_atatuservar on t23_trigger_atatuservar for insert as
+begin
+declare @@xact_state int=123 select @@xact_state, xact_state()
+declare @@error_line int=123 select @@error_line, error_line()
+declare @@error_message int=123 select @@error_message, error_message()
+declare @@error_number int=123 select @@error_number, error_number()
+declare @@error_procedure int=123 select @@error_procedure, error_procedure()
+declare @@error_state int=123 select @@error_state, error_state()
+declare @@db_id int=123 select @@db_id, db_id('master')
+declare @@db_name int=123 select @@db_name, db_name()
+declare @@exp int=123 select @@exp, exp(1)
+declare @@sign int=123 select @@sign, sign(1)
+declare @@lock_timeout int=123 select @@lock_timeout, lock_timeout()
+declare @@rand int=123 select @@rand, case when rand() <= 0 then 'too small, <= 0' when rand() >= 1 then ' too large, >= 1' else 'correct, >0 && <1' end
+declare @@trigger_nestlevel int=123 select @@trigger_nestlevel, trigger_nestlevel()
+declare @@atn2 int=123 select @@atn2, atn2(1,0)
+declare @@datepart int=123 select @@datepart, datepart(yy, '2024-11-12')
+declare @@datediff int=123 select @@datediff, datediff(dd, '2024-11-12', '2024-12-13')
+declare @@datediff_big int=123 select @@datediff_big, datediff(dd, '2024-11-12', '2024-12-13')
+declare @@dateadd int=123 select @@dateadd, datediff(dd, 3, '2024-11-12')
+declare @@datename int=123 select @@datename, datename(dw, '2024-11-12')
+end
+go
+insert t23_trigger_atatuservar values(1)
+go
+~~START~~
+int#!#smallint
+123#!#1
+~~END~~
+
+~~START~~
+int#!#int
+123#!#<NULL>
+~~END~~
+
+~~START~~
+int#!#nvarchar
+123#!#<NULL>
+~~END~~
+
+~~START~~
+int#!#int
+123#!#<NULL>
+~~END~~
+
+~~START~~
+int#!#nvarchar
+123#!#<NULL>
+~~END~~
+
+~~START~~
+int#!#int
+123#!#<NULL>
+~~END~~
+
+~~START~~
+int#!#smallint
+123#!#1
+~~END~~
+
+~~START~~
+int#!#nvarchar
+123#!#master
+~~END~~
+
+~~START~~
+int#!#float
+123#!#2.718281828459045
+~~END~~
+
+~~START~~
+int#!#int
+123#!#1
+~~END~~
+
+~~START~~
+int#!#int
+-1#!#-1
+~~END~~
+
+~~START~~
+int#!#varchar
+123#!#correct, >0 && <1
+~~END~~
+
+~~START~~
+int#!#int
+123#!#1
+~~END~~
+
+~~START~~
+int#!#float
+123#!#1.5707963267948966
+~~END~~
+
+~~START~~
+int#!#int
+123#!#2024
+~~END~~
+
+~~START~~
+int#!#int
+123#!#31
+~~END~~
+
+~~START~~
+int#!#int
+123#!#31
+~~END~~
+
+~~START~~
+int#!#int
+123#!#45603
+~~END~~
+
+~~START~~
+int#!#text
+123#!#Tuesday
+~~END~~
+
+~~ROW COUNT: 1~~
+
diff --git a/test/JDBC/expected/unquoted_string-vu-prepare.out b/test/JDBC/expected/unquoted_string-vu-prepare.out
index 8025a74a6e..6c8e5b2547 100644
--- a/test/JDBC/expected/unquoted_string-vu-prepare.out
+++ b/test/JDBC/expected/unquoted_string-vu-prepare.out
@@ -119,15 +119,6 @@ go
 ~~ERROR (Message: column "@p1" does not exist)~~
 
 
--- should raise error:
-create procedure unqStr_proc_6 @p1 varchar(20) = @@myvar
-as select @p1
-go
-~~ERROR (Code: 33557097)~~
-
-~~ERROR (Message: function sys.myvar() does not exist)~~
-
-
 create procedure unqStr_proc_7 @p1 varchar(20) = N'aB"c''D', @p2 varchar(20) = dEfg, @p3 varchar(20) = "x'Y""z"
 as select @p1, @p2, @p3
 go
diff --git a/test/JDBC/expected/unquoted_string-vu-verify.out b/test/JDBC/expected/unquoted_string-vu-verify.out
index 12969bad57..3143be75c4 100644
--- a/test/JDBC/expected/unquoted_string-vu-verify.out
+++ b/test/JDBC/expected/unquoted_string-vu-verify.out
@@ -713,6 +713,15 @@ go
   Position: 71
     Server SQLState: 42703)~~
 
+-- should raise an error since variable is not defined
+create procedure unqStr_proc_6 @p1 varchar(20) = @@myvar
+as select @p1
+go
+~~ERROR (Code: 0)~~
+
+~~ERROR (Message: ERROR: syntax error at or near "@"
+  Position: 87
+    Server SQLState: 42601)~~
 
 -- should print 'aBc':
 select unqStr_pgfunc_1('aBc'); 
diff --git a/test/JDBC/input/atatuservar-vu-cleanup.sql b/test/JDBC/input/atatuservar-vu-cleanup.sql
new file mode 100644
index 0000000000..37f2c4171f
--- /dev/null
+++ b/test/JDBC/input/atatuservar-vu-cleanup.sql
@@ -0,0 +1,167 @@
+drop procedure p1_atatuservar
+go
+drop procedure p2_atatuservar
+go
+drop function f1_atatuservar
+go
+drop function f2_atatuservar
+go
+drop procedure p3_atatuservar
+go
+drop function f3_atatuservar
+go
+drop procedure p4_atatuservar
+go
+drop procedure p19_atatuservar
+go
+drop procedure p5_atatuservar
+go
+drop procedure p6_atatuservar
+go
+drop procedure p7_atatuservar
+go
+drop procedure p8_atatuservar
+go
+drop procedure p9_atatuservar
+go
+drop procedure p10_atatuservar
+go
+drop procedure p11_atatuservar
+go
+drop function f4_atatuservar
+go
+drop procedure p22_atatuservar
+go
+drop procedure p12_atatuservar
+go
+drop procedure p13_atatuservar
+go
+drop procedure p14_atatuservar
+go
+drop function f1_atatuservar_extra_long_name_here
+go
+drop function f2_atatuservar_extra_long_name_here
+go
+drop procedure p15_atatuservar
+go
+drop procedure p16_atatuservar
+go
+drop procedure p17_atatuservar
+go
+drop procedure p18_atatuservar
+go
+drop procedure p1_raiserror_atatuservar
+go
+drop procedure p1_spexec_atatuservar
+go
+drop procedure p2_spexec_atatuservar
+go
+drop function f1_ins_atatuservar
+go
+drop function f1_upd_atatuservar
+go
+drop function f1_del_atatuservar
+go
+drop function f3_atatuservar_upd
+go
+drop function f3_atatuservar_del
+go
+drop function f3_upd_atatuservar
+go
+drop function f3_del_atatuservar
+go
+drop function f4_ins_atatuservar
+go
+drop function f4_upd_atatuservar
+go
+drop function f4_del_atatuservar
+go
+drop function f5_upd_atatuservar
+go
+drop function f5_del_atatuservar
+go
+drop function f6_upd_atatuservar
+go
+drop function f6_del_atatuservar
+go
+drop function f7_tabvar_udf_upd_atatuservar
+go
+drop function f9_tabvar_udf_del_atatuservar
+go
+drop function f10_tabvar_udf_del_atatuservar
+go
+drop function f4_atatuservar_tabvar_in_function_upd
+go
+drop function f14_del_atatuservar
+go
+drop function f15_upd_atatuservar
+go
+drop procedure p20_atatuservar
+go
+drop procedure p21_atatuservar
+go
+drop procedure p1_xactname_atatuservar
+go
+drop procedure p2_xactname_atatuservar
+go
+
+drop table t1_atatuservar
+go
+drop table t2_atatuservar
+go
+drop table t3_atatuservar
+go
+drop table t_checkident_atatuservar
+go
+drop table t1_trigger_atatuservar
+go
+drop table t2_trigger_atatuservar
+go
+drop table t3_trigger_atatuservar
+go
+drop table t4_trigger_atatuservar
+go
+drop table t5_trigger_atatuservar
+go
+drop table t6_trigger_atatuservar
+go
+drop table t7_trigger_atatuservar
+go
+drop table t8_trigger_atatuservar
+go
+drop table t9_trigger_atatuservar
+go
+drop table t10_trigger_atatuservar
+go
+drop table t11_trigger_atatuservar
+go
+drop table t12_trigger_atatuservar
+go
+drop table t13_trigger_atatuservar
+go
+drop table t14_trigger_atatuservar
+go
+drop table t15_trigger_atatuservar
+go
+drop table t16_trigger_atatuservar
+go
+drop table t17_trigger_atatuservar
+go
+drop table t18_trigger_atatuservar
+go
+drop table t19_trigger_atatuservar
+go
+drop table t20_trigger_atatuservar
+go
+drop table t21_trigger_atatuservar
+go
+drop table t22_trigger_atatuservar
+go
+drop table t23_trigger_atatuservar
+go
+drop procedure p1_cursor_atatuservar
+go
+drop procedure p1_sysfunctions_atatuservar
+go
+drop function f1_sysfunctions_atatuservar
+go
\ No newline at end of file
diff --git a/test/JDBC/input/atatuservar-vu-prepare.sql b/test/JDBC/input/atatuservar-vu-prepare.sql
new file mode 100644
index 0000000000..00efc2b954
--- /dev/null
+++ b/test/JDBC/input/atatuservar-vu-prepare.sql
@@ -0,0 +1,62 @@
+create table t1_atatuservar (c varchar(20))
+insert t1_atatuservar values ('row 1'), ('row 2'), ('row 3')
+go
+create table t2_atatuservar (a int)
+insert t2_atatuservar values(123)
+go
+create table t3_atatuservar (a int)
+insert t3_atatuservar values(123)
+go
+create table t_checkident_atatuservar (a varchar(20), n int identity)
+go
+insert t_checkident_atatuservar values('one')
+insert t_checkident_atatuservar values('two')
+insert t_checkident_atatuservar values('three')
+insert t_checkident_atatuservar values('four')
+go
+create table t1_trigger_atatuservar (a int)
+go
+create table t2_trigger_atatuservar (a int)
+go
+create table t3_trigger_atatuservar (a int)
+go
+create table t4_trigger_atatuservar (a int)
+go
+create table t5_trigger_atatuservar (a int)
+go
+create table t6_trigger_atatuservar (a int)
+go
+create table t7_trigger_atatuservar (a int)
+go
+create table t8_trigger_atatuservar (a int)
+go
+create table t9_trigger_atatuservar (a int)
+go
+create table t10_trigger_atatuservar(a int)
+go
+create table t11_trigger_atatuservar(a int)
+go
+create table t12_trigger_atatuservar(a int)
+go
+create table t13_trigger_atatuservar(a int)
+go
+create table t14_trigger_atatuservar(a int)
+go
+create table t15_trigger_atatuservar(a int)
+go
+create table t16_trigger_atatuservar(a int)
+go
+create table t17_trigger_atatuservar(a int)
+go
+create table t18_trigger_atatuservar(a int)
+go
+create table t19_trigger_atatuservar(a int)
+go
+create table t20_trigger_atatuservar(a int)
+go
+create table t21_trigger_atatuservar(a int)
+go
+create table t22_trigger_atatuservar(a int)
+go
+create table t23_trigger_atatuservar(a int)
+go
\ No newline at end of file
diff --git a/test/JDBC/input/atatuservar-vu-verify.sql b/test/JDBC/input/atatuservar-vu-verify.sql
new file mode 100644
index 0000000000..dd7e1b2f1c
--- /dev/null
+++ b/test/JDBC/input/atatuservar-vu-verify.sql
@@ -0,0 +1,1842 @@
+-- simple variables in T-SQL batch
+set quoted_identifier off
+go
+declare @@v int = 2 select @@v
+go
+declare @#v int = 2 select @#v
+go
+declare @@@$$@@@@v int = 2 select @@@$$@@@@v
+go
+declare @@@$$@@@@v##### int = 2 select @@@$$@@@@v#####
+go
+declare @@@$$@@@@#####v int = 2 select @@@$$@@@@#####v
+go
+declare @#############v int = 2 select @#############v
+go
+
+-- 63 long
+declare @@v63_7890123456789$123456789$123456789012345678901234567890123 int = 2 
+select  @@v63_7890123456789$123456789$123456789012345678901234567890123
+go
+-- 64 long
+declare @@v64_7890123456789$123456789$1234567890123456789012345678901234 int = 2 
+select  @@v64_7890123456789$123456789$1234567890123456789012345678901234
+go
+-- maximum length in T-SQL is 128
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 2 
+select  @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+
+declare @#v63_7890123456789$123456789$123456789012345678901234567890123 int = 2 
+select  @#v63_7890123456789$123456789$123456789012345678901234567890123
+go
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int = 2 
+select  @#v64_7890123456789$123456789$1234567890123456789012345678901234
+go
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 2 
+select  @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+declare @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ int = 2 
+select  @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@
+go
+
+-- referencing global @@variable, in T-SQL batch, procedure, trigger and function
+declare @@v int
+select 1
+set @@v = @@rowcount
+select @@v
+go
+
+declare @@@$$@@@@v int, @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int
+select 1
+set @@@$$@@@@v = @@rowcount
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@pgerror
+select @@@$$@@@@v, @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+
+declare @@v63_7890123456789$123456789$123456789012345678901234567890123 int 
+set @@v63_7890123456789$123456789$123456789012345678901234567890123 = @@rowcount
+select @@v63_7890123456789$123456789$123456789012345678901234567890123
+go
+
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int 
+set @#v64_7890123456789$123456789$1234567890123456789012345678901234 = @@rowcount
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234
+go
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@rowcount
+select @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+
+create procedure p1_atatuservar
+as
+declare @@v int
+select 1
+set @@v = @@rowcount
+select @@v
+
+declare @#v int
+select 1
+set @#v = @@rowcount
+select @#v
+go
+exec p1_atatuservar
+go
+
+create procedure p2_atatuservar
+as
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int, @@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int
+select 1
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@rowcount
+select @@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@pgerror
+select @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678,  @@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int
+select 1
+set @#v64_7890123456789$123456789$1234567890123456789012345678901234 = @@rowcount
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234
+go
+exec p2_atatuservar
+go
+
+create trigger tr1_atatuservar on t1_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr1_atatuservar'	
+declare @@v int
+select 1
+set @@v = @@rowcount
+select @@v
+
+declare @#v int
+select 1
+set @#v = @@rowcount
+select @#v
+end
+go
+insert t1_trigger_atatuservar values (123)
+go
+
+create trigger tr2_atatuservar on t2_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr2_atatuservar'	
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int
+select 1
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@rowcount
+select @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int
+select 1
+set @#v64_7890123456789$123456789$1234567890123456789012345678901234 = @@rowcount
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234
+end
+go
+insert t2_trigger_atatuservar values (123)
+go
+
+create function f1_atatuservar() returns int
+as
+begin
+declare @@v int, @@v2 int
+select @@v2 = count(*) from t1_atatuservar
+set @@v = @@rowcount
+
+declare @#v int, @#v2 int
+select @#v2 = count(*) from t1_atatuservar
+set @#v = @@rowcount
+
+return @@v * @#v
+end
+go
+select dbo.f1_atatuservar()
+go
+
+create function f2_atatuservar() returns int
+as
+begin
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int, @#v64_7890123456789$123456789$1234567890123456789012345678901234 int
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234 = count(*) from t1_atatuservar
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@rowcount
+
+return @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 * @#v64_7890123456789$123456789$1234567890123456789012345678901234
+end
+go
+select dbo.f2_atatuservar()
+go
+
+create trigger tr3_atatuservar on t3_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr3_atatuservar'	
+declare @@v int, @@v2 int
+select @@v2 = count(*) from t1_atatuservar
+set @@v = @@rowcount
+select @@v
+
+declare @#v int, @#v2 int
+select @#v2 = count(*) from t1_atatuservar
+set @#v = @@rowcount
+select @#v
+end
+go
+insert t3_trigger_atatuservar values (123)
+go
+
+-- assuming @@servername is BABELFISH
+declare @v varchar(50)
+set @v = @@servername
+select @v
+go
+
+declare @v int
+set @v = len(@@servername)
+select @v
+go
+
+create procedure p3_atatuservar
+as
+declare @v varchar(50)
+set @v = @@servername
+select @v
+
+declare @v2 int
+set @v2 = len(@@servername)
+select @v2
+go
+exec p3_atatuservar
+go
+
+create function f3_atatuservar(@#p1 varchar(30)) returns int
+as
+begin
+declare @@v int
+set @@v = len(@@servername)
+return @@v * len(@#p1)
+end
+go
+select dbo.f3_atatuservar(@@servername)
+go
+
+create trigger tr4_atatuservar on t4_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr4_atatuservar'	
+declare @@v int
+set @@v = len(@@servername)
+select @@v
+end
+go
+insert t4_trigger_atatuservar values (123)
+go
+
+-- procedure call with named/unnamed arguments, output parameters, return status, in T-SQL batch, procedure, trigger
+create procedure p4_atatuservar @@p1 int
+as select @@p1
+return @@p1*-1
+go
+exec p4_atatuservar 123
+go
+exec p4_atatuservar @@p1=123
+go
+declare @@v int = 987
+exec p4_atatuservar @@p1=@@v
+go
+declare @@v int
+exec @@v = p4_atatuservar @@p1=123
+select @@v
+go
+
+create procedure p19_atatuservar @#p19_atatuservar int
+as select @#p19_atatuservar
+return @#p19_atatuservar*-1
+go
+exec p19_atatuservar @@max_precision
+go
+exec p19_atatuservar @#p19_atatuservar=@@max_precision
+go
+declare @#v int = @@max_precision
+exec p19_atatuservar @#p19_atatuservar=@#v
+go
+declare @#v int
+exec @#v = p19_atatuservar @#p19_atatuservar=@@max_precision
+select @#v
+go
+
+create procedure p5_atatuservar
+as
+declare @@v int
+exec @@v = p4_atatuservar @@p1=123
+select @@v
+
+declare @#v int
+exec @#v = p4_atatuservar @@p1=123
+select @#v
+go
+exec p5_atatuservar
+go
+
+create procedure p6_atatuservar @@p4 int output
+as
+set @@p4 *= 2
+select @@p4
+return @@p4*-1
+go
+declare @#v1 int, @@v2 int = 123
+exec @#v1 = p6_atatuservar @@v2
+select @#v1, @@v2
+go
+
+declare @#v1 int, @@v2 int = 123
+exec @#v1 = p6_atatuservar @@p4 = @@v2 out
+select @#v1, @@v2
+go
+
+create procedure p7_atatuservar
+as
+declare @#v1 int, @@v2 int = 123
+exec @#v1 = p6_atatuservar @@v2 output
+select @#v1, @@v2
+go
+
+create procedure p8_atatuservar @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int output
+as
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 *= 2
+select @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+return @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678*-1
+go
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int, @@v63_7890123456789$123456789$123456789012345678901234567890123 int = 123
+exec @#v64_7890123456789$123456789$1234567890123456789012345678901234 = p8_atatuservar @@v63_7890123456789$123456789$123456789012345678901234567890123
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234, @@v63_7890123456789$123456789$123456789012345678901234567890123
+go
+
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int, @@v63_7890123456789$123456789$123456789012345678901234567890123 int = 123
+exec @#v64_7890123456789$123456789$1234567890123456789012345678901234 = p8_atatuservar @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = @@v63_7890123456789$123456789$123456789012345678901234567890123 out
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234, @@v63_7890123456789$123456789$123456789012345678901234567890123
+go
+
+create procedure p9_atatuservar
+as
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int, @@v63_7890123456789$123456789$123456789012345678901234567890123 int = 123
+exec @#v64_7890123456789$123456789$1234567890123456789012345678901234 = p8_atatuservar @@v63_7890123456789$123456789$123456789012345678901234567890123 output
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234, @@v63_7890123456789$123456789$123456789012345678901234567890123
+go
+
+create trigger tr5_atatuservar on t5_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr5_atatuservar'		
+declare @@v int
+exec @@v = p4_atatuservar @@p1=123
+select @@v
+
+declare @#v int
+exec @#v = p4_atatuservar @@p1=123
+select @#v
+end
+go
+insert t5_trigger_atatuservar values (123)
+go
+
+create trigger tr6_atatuservar on t6_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr6_atatuservar'		
+
+declare @#v64_7890123456789$123456789$1234567890123456789012345678901234 int, @@v63_7890123456789$123456789$123456789012345678901234567890123 int = 123
+exec @#v64_7890123456789$123456789$1234567890123456789012345678901234 = p8_atatuservar @@v63_7890123456789$123456789$123456789012345678901234567890123 output
+select @#v64_7890123456789$123456789$1234567890123456789012345678901234, @@v63_7890123456789$123456789$123456789012345678901234567890123
+end
+go
+insert t6_trigger_atatuservar values (123)
+go
+
+-- misc variable usage in expressions
+declare @#v int = 3
+set @#v *= -1
+set @#v = @#v + 10*@#v
+select @#v = @#v + 1
+if @#v > 0 select 'positive' else select 'negative'
+select @#v, @#V, '@#v'
+print @#v -- PRINT output not captured by JDBC tests
+go
+
+declare @@v int = 3
+set @@v *= -1
+set @@v = @@v + 10*@@v
+select @@v = @@v + 1
+if @@v > 0 select 'positive' else select 'negative'
+select @@v , @@V, '@@v'
+print @@V -- PRINT output not captured by JDBC tests
+go
+
+create procedure p10_atatuservar
+as
+declare @#v int = 3
+set @#v *= -1
+set @#v = @#v + 10*@#v
+select @#v = @#v + 1
+if @#v > 0 select 'positive' else select 'negative'
+select @#v, @#V, '@#v'
+print @#v -- PRINT output not captured by JDBC tests
+
+declare @@v int = 3
+set @@v *= -1
+set @@v = @@v + 10*@@v
+select @@v = @@v + 1
+if @@v > 0 select 'positive' else select 'negative'
+select @@v , @@V, '@@v'
+print @@V -- PRINT output not captured by JDBC tests
+go
+exec p10_atatuservar
+go
+
+declare @@c varchar(20)='abcd', @#v1 int=2, @v2@# int=1
+select substring(@@c, @#v1, @v2@#)
+go
+
+declare @@v1 varchar(20)='row 1', @#v2 varchar(20)='row 3'
+select * from t1_atatuservar where c in (@@v1,  @#v2) order by 1
+go
+
+declare @@v1 varchar(20)='1', @#v2 varchar(20)='3'
+select * from t1_atatuservar where c like '%'+@@v1 or c like '%'+@#v2 order by 1
+go
+
+create procedure p11_atatuservar
+as
+declare @@c varchar(20)='abcd', @#v int=2, @v@# int=1
+select substring(@@c, @#v, @v@#)
+
+declare @@v1 varchar(20)='row 1', @#v1 varchar(20)='row 3'
+select * from t1_atatuservar where c in (@@v1,  @#v1) order by 1
+
+declare @@v2 varchar(20)='1', @#v2 varchar(20)='3'
+select * from t1_atatuservar where c like '%'+@@v2 or c like '%'+@#v2 order by 1
+go
+exec p11_atatuservar
+go
+
+create function f4_atatuservar (@@p1 int, @#p2 int, @p5_atatuservar int)
+returns table
+as
+return (select @@p1*@#p2*@p5_atatuservar as x where @@p1 = 123 or @#p2 = 10 or @p5_atatuservar = 1)
+go
+select * from dbo.f4_atatuservar(123, 20, 2)
+go
+select * from dbo.f4_atatuservar(345, 10, 2)
+go
+select * from dbo.f4_atatuservar(345, 20, 1)
+go
+
+declare @@c varchar(30), @#v int=1, @#v2 int=2
+set @@c = case when @#v > 0 then '> zero' else '<- zero' end
+select @@c
+set @@c = case @#v when 0 then 'zero' else '<> zero' end
+select @@c
+set @@c = case @#v when 0 then 'zero' when @#v2 then 'case 2' else 'something else' end
+select @@c
+set @@c = case @#v+@#v when 0 then 'zero' when @#v2 then 'case 2' else 'something else' end
+select @@c
+go
+
+create procedure p22_atatuservar
+as
+declare @@c varchar(30), @#v int=1, @#v2 int=2
+set @@c = case when @#v > 0 then '> zero' else '<- zero' end
+select @@c
+set @@c = case @#v when 0 then 'zero' else '<> zero' end
+select @@c
+set @@c = case @#v when 0 then 'zero' when @#v2 then 'case 2' else 'something else' end
+select @@c
+set @@c = case @#v+@#v when 0 then 'zero' when @#v2 then 'case 2' else 'something else' end
+select @@c
+go
+exec p22_atatuservar
+go
+
+create trigger tr7_atatuservar on t7_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr7_atatuservar'		
+
+declare @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################ varchar(30), @#v64_7890123456789$123456789$1234567890123456789012345678901234 int=1, @#w64_7890123456789$123456789$1234567890123456789012345678901234 int=2
+set @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################ = case when @#v64_7890123456789$123456789$1234567890123456789012345678901234 > 0 then '> zero' else '<- zero' end
+select @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################
+set @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################ = case @#v64_7890123456789$123456789$1234567890123456789012345678901234 when 0 then 'zero' else '<> zero' end
+select @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################
+set @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################ = case @#v64_7890123456789$123456789$1234567890123456789012345678901234 when 0 then 'zero' when @#w64_7890123456789$123456789$1234567890123456789012345678901234 then 'case 2' else 'something else' end
+select @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################
+set @@z128_@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@_____############################################################ = case @#v64_7890123456789$123456789$1234567890123456789012345678901234+@#v64_7890123456789$123456789$1234567890123456789012345678901234 when 0 then 'zero' when @#w64_7890123456789$123456789$1234567890123456789012345678901234 then 'case 2' else 'something else' end
+
+declare @#x64_7890123456789$123456789$1234567890123456789012345678901234 int = 3
+set @#x64_7890123456789$123456789$1234567890123456789012345678901234 *= -1
+set @#x64_7890123456789$123456789$1234567890123456789012345678901234 = @#x64_7890123456789$123456789$1234567890123456789012345678901234 + 10*@#x64_7890123456789$123456789$1234567890123456789012345678901234
+select @#x64_7890123456789$123456789$1234567890123456789012345678901234 = @#x64_7890123456789$123456789$1234567890123456789012345678901234 + 1
+if @#x64_7890123456789$123456789$1234567890123456789012345678901234 > 0 select 'positive' else select 'negative'
+select @#x64_7890123456789$123456789$1234567890123456789012345678901234, @#x64_7890123456789$123456789$1234567890123456789012345678901234, '@#x64_7890123456789$123456789$1234567890123456789012345678901234'
+print @#x64_7890123456789$123456789$1234567890123456789012345678901234 -- PRINT output not captured by JDBC tests
+
+declare @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ int = 3
+set @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ *= -1
+set @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ = @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ + 10*@@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@
+select @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ = @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ + 1
+if @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ > 0 select 'positive' else select 'negative'
+select @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ , @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@, '@@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@'
+print @@v128_@@@$$@@@@$$@########@@@$$@@@@$$@@@@$$@@@###__##@@@$$@@@@$$@@@@$$@@@@$$@@@______@@@$$@@@@$$@@@@$$@@@###########@@@$$@@@@@@ -- PRINT output not captured by JDBC tests
+
+declare @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@ varchar(20)='abcd', @#p64_7890123456789$123456789$1234567890123456789012345678901234 int=2, @@#q64_890123456789$123456789$1234567890123456789012345678901234 int=1
+select substring(@@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@, @#p64_7890123456789$123456789$1234567890123456789012345678901234, @@#q64_890123456789$123456789$1234567890123456789012345678901234)
+
+declare @@q64_7890123456789$123456789$1234567890123456789012345678901234 varchar(20)='1', @#q4_7890123456789$123456789$1234567890123456789012345678901234 varchar(20)='3'
+select * from t1_atatuservar where c like '%'+@@q64_7890123456789$123456789$1234567890123456789012345678901234 or c like '%'+@#q4_7890123456789$123456789$1234567890123456789012345678901234 order by 1
+end
+go
+insert t7_trigger_atatuservar values (123)
+go
+
+-- table variables, in T-SQL batch, procedure and trigger (functions are below)
+declare @@v table (a int)
+insert @@v values (123)
+select * from @@v
+go
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table (a int)
+insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values (123)
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+
+declare @#v table (a int)
+insert @#v values (123)
+insert @#v select * from @#v
+select * from @#v
+update @#v set a = a + 1
+select * from @#v
+set rowcount 1
+delete @#v
+set rowcount 0
+select * from @#v
+go
+
+declare @@V table (a int)
+insert @@v values (123)
+insert @@v select * from @@v
+select * from @@v
+update @@v set a = a + 1
+select * from @@v
+set rowcount 1
+delete @@v
+set rowcount 0
+select * from @@v
+go
+
+create procedure p12_atatuservar
+as
+declare @#v table (a int)
+insert @#v values (123)
+insert @#v select * from @#v
+select * from @#v
+update @#v set a = a + 1
+select * from @#v
+set rowcount 1
+delete @#v
+set rowcount 0
+select * from @#v
+
+declare @@V table (a int)
+insert @@v values (123)
+insert @@v select * from @@v
+select * from @@v
+update @@v set a = a + 1
+select * from @@v
+set rowcount 1
+delete @@v
+set rowcount 0
+select * from @@v
+go
+exec p12_atatuservar
+go
+
+create procedure p13_atatuservar
+as
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table (a int)
+insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values (123)
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+update @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 set a = a + 1
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+set rowcount 1
+delete @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+set rowcount 0
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+exec p13_atatuservar
+go
+
+create trigger tr8_atatuservar on t8_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr8_atatuservar'	
+
+declare @#v table (a int)
+insert @#v values (123)
+insert @#v select * from @#v
+select * from @#v
+update @#v set a = a + 1
+select * from @#v
+set rowcount 1
+delete @#v
+set rowcount 0
+select * from @#v
+
+declare @@V table (a int)
+insert @@v values (123)
+insert @@v select * from @@v
+select * from @@v
+update @@v set a = a + 1
+select * from @@v
+set rowcount 1
+delete @@v
+set rowcount 0
+select * from @@v
+end
+go
+insert t8_trigger_atatuservar values (123)
+go
+
+create trigger tr9_atatuservar on t9_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr9_atatuservar'	
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table (a int)
+insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values (123)
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+update @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 set a = a + 1
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+set rowcount 1
+delete @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+set rowcount 0
+select * from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+end
+go
+insert t9_trigger_atatuservar values (123)
+go
+
+-- @@rowcount
+declare @@V int = 1
+set rowcount @@v
+select * from t1_atatuservar order by 1
+set @@v = 0
+set rowcount @@v
+select * from t1_atatuservar order by 1
+go
+
+declare @#V int = 1
+set rowcount @#v
+select * from t1_atatuservar order by 1
+set @#v = 0
+set rowcount @#v
+select * from t1_atatuservar order by 1
+go
+
+create procedure p14_atatuservar
+as
+declare @@V int = 1
+set rowcount @@v
+select * from t1_atatuservar order by 1
+set @@v = 0
+set rowcount @@v
+select * from t1_atatuservar order by 1
+
+declare @#V int = 1
+set rowcount @#v
+select * from t1_atatuservar order by 1
+set @#v = 0
+set rowcount @#v
+select * from t1_atatuservar order by 1
+go
+exec p14_atatuservar
+go
+
+create trigger tr10_atatuservar on t10_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr10_atatuservar'	
+
+declare @@V int = 1
+set rowcount @@v
+select * from t1_atatuservar order by 1
+set @@v = 0
+set rowcount @@v
+select * from t1_atatuservar order by 1
+
+declare @#V int = 1
+set rowcount @#v
+select * from t1_atatuservar order by 1
+set @#v = 0
+set rowcount @#v
+select * from t1_atatuservar order by 1
+end
+go
+insert t10_trigger_atatuservar values (123)
+go
+
+create function f1_atatuservar_extra_long_name_here()
+returns @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table (a int)
+as
+begin
+insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+values (123)
+return
+end
+go
+select * from f1_atatuservar_extra_long_name_here()
+go
+
+create function f2_atatuservar_extra_long_name_here()
+returns @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table (a int)
+as
+begin
+insert @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+values (123)
+return
+end
+go
+select * from f2_atatuservar_extra_long_name_here()
+go
+
+-- in SET statements that support variable argument, procedure and trigger (functions are below)
+declare @@v int = 4
+set datefirst @@v
+select datepart(dw, '2024-10-21')
+go
+set datefirst 7
+go
+
+declare @#v int = 5
+set datefirst @#v
+select datepart(dw, '2024-10-21')
+go
+set datefirst 7
+go
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 5
+set datefirst @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select datepart(dw, '2024-10-21')
+go
+set datefirst 7
+go
+
+-- SET DATEFORMAT currently ignores the argument and will always use 'mdy'
+declare @@v varchar(10) = 'dmy'
+set dateformat @@v
+select cast('01/02/03' as datetime)
+go
+set dateformat mdy
+go
+
+-- SET DATEFORMAT currently silently ignores the argument and will always use 'mdy'
+declare @#v varchar(10) = 'dmy'
+set dateformat @#v
+select cast('01/02/03' as datetime)
+go
+set dateformat mdy
+go
+
+-- SET DATEFORMAT currently silently ignores the argument and will always use 'mdy'
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(10) = 'dmy'
+set dateformat @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select cast('01/02/03' as datetime)
+go
+set dateformat mdy
+go
+
+-- SET LANGUAGE currently only supports english
+declare @@v varchar(10) = 'dutch'
+set language @@v
+select @@language
+go
+set language us_english
+go
+declare @#v varchar(10) = 'french'
+set language @#v
+select @@language
+go
+set language us_english
+go
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(10) = 'french'
+set language @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select @@language
+go
+set language us_english
+go
+
+create procedure p15_atatuservar
+as
+declare @@v1 int = 4
+set datefirst @@v1
+select datepart(dw, '2024-10-21')
+
+declare @#v1 int = 5
+set datefirst @#v1
+select datepart(dw, '2024-10-21')
+
+declare @@v2 varchar(10) = 'dmy'
+set dateformat @@v2
+select cast('01/02/03' as datetime)
+
+declare @#v3 varchar(10) = 'dutch'
+set language @#v3
+select @@language
+go
+
+exec p15_atatuservar
+go
+set datefirst 7
+set dateformat mdy
+set language us_english
+go
+create procedure p16_atatuservar
+as
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 4
+set datefirst @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select datepart(dw, '2024-10-21')
+
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 5
+set datefirst @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select datepart(dw, '2024-10-21')
+
+declare @@w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(10) = 'dmy'
+set dateformat @@w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select cast('01/02/03' as datetime)
+
+declare @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(10) = 'dutch'
+set language @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select @@language
+go
+exec p15_atatuservar
+go
+set datefirst 7
+set dateformat mdy
+set language us_english
+go
+
+create trigger tr11_atatuservar on t11_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr11_atatuservar'	
+	
+declare @@v1 int = 4
+set datefirst @@v1
+select datepart(dw, '2024-10-21')
+
+declare @#v1 int = 5
+set datefirst @#v1
+select datepart(dw, '2024-10-21')
+
+declare @@v2 varchar(10) = 'dmy'
+set dateformat @@v2
+select cast('01/02/03' as datetime)
+
+declare @#v3 varchar(10) = 'dutch'
+set language @#v3
+select @@language
+end
+go
+insert t11_trigger_atatuservar values (123)
+go
+set datefirst 7
+set dateformat mdy
+set language us_english
+go
+
+create trigger tr12_atatuservar on t12_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr12_atatuservar'	
+	
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 4
+set datefirst @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select datepart(dw, '2024-10-21')
+
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 5
+set datefirst @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select datepart(dw, '2024-10-21')
+
+declare @@w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(10) = 'dmy'
+set dateformat @@w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select cast('01/02/03' as datetime)
+
+declare @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(10) = 'dutch'
+set language @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select @@language
+end
+go
+insert t12_trigger_atatuservar values (123)
+go
+set datefirst 7
+set dateformat mdy
+set language us_english
+go
+
+-- execute-immediate, procedure and trigger
+declare @@V varchar(50) = 'select 123' execute(@@v)
+go
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(50) = 'select 123' execute(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+go
+
+declare @@V varchar(50) = 'declare @#v int =123 select @#v'
+execute(@@v)
+go
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(500) = 'declare @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int =123 select @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678'
+execute(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+go
+
+declare @@V varchar(50) = 'declare @#v int =123 select @#v'
+execute('select 456 ' + @@v)
+go
+
+declare @#V varchar(50) = 'declare @@v int =123 select @@v'
+execute(@#v)
+go
+
+declare @#V varchar(50) = 'declare @@v int =123 select @@v'
+execute('select 456 ' + @#v)
+go
+
+declare @#V varchar(50) = 'select 123 '
+execute(@#v + @#v)
+go
+
+declare @#V varchar(50) = 'select 123 ',  @@V varchar(50) = 'select 456 '
+execute(@#v + @@v + @@v + @#v)
+go
+
+declare @@V varchar(50) = 'select "abc''def" '
+execute(@@v + 'select "xy''z" ' + @@V)
+go
+
+create procedure p17_atatuservar
+as
+declare @#V1 varchar(50) = 'declare @@v int =123 select @@v'
+execute('select 456 ' + @#v1)
+
+declare @#V2 varchar(50) = 'select 123 '
+execute(@#v2 + @#v2)
+
+declare @#V3 varchar(50) = 'select 123 ',  @@V varchar(50) = 'select 456 '
+execute(@#v3 + @@v + @@v + @#v3)
+
+declare @@V4 varchar(50) = 'select "abc''def" '
+execute(@@v4 + 'select "xy''z" ' + @@V4)
+go
+exec p17_atatuservar
+go
+
+create trigger tr13_atatuservar on t13_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr13_atatuservar'	
+
+declare @#V1 varchar(50) = 'declare @@v int =123 select @@v'
+execute('select 456 ' + @#v1)
+
+declare @#V2 varchar(50) = 'select 123 '
+execute(@#v2 + @#v2)
+
+declare @#V3 varchar(50) = 'select 123 ',  @@V varchar(50) = 'select 456 '
+execute(@#v3 + @@v + @@v + @#v3)
+
+declare @@V4 varchar(50) = 'select "abc''def" '
+execute(@@v4 + 'select "xy''z" ' + @@V4)
+end
+go
+insert t13_trigger_atatuservar values (123)
+go
+
+create procedure p18_atatuservar
+as
+begin
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(500) = 'declare @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int =123 select @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678'
+execute(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+end
+go
+exec p18_atatuservar
+go
+
+create trigger tr14_atatuservar on t14_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr14_atatuservar'	
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(500) = 'declare @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int =123 select @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678'
+execute(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+end
+go
+insert t14_trigger_atatuservar values (123)
+go
+
+-- RAISERROR, procedure and trigger
+declare @@v int=50001
+raiserror(@@v,1,1)
+go
+
+declare @@v int=50001, @@v2 int=1
+raiserror(@@v,@@v2,1)
+go
+
+declare @@v int=50001, @@v2 int=1, @#v3 int=1
+raiserror(@@v,@@v2,@#v3)
+go
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=50001, @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=1, @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@ int=1
+raiserror(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@)
+go
+
+create procedure p1_raiserror_atatuservar
+as
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=50001, @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=1, @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@ int=1
+raiserror(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@)
+go
+exec p1_raiserror_atatuservar
+go
+
+create trigger tr15_atatuservar on t15_trigger_atatuservar for insert
+as
+begin
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=50001, @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=1, @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@ int=1
+raiserror(@@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @#w128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @@y128_############################################______@@@$$@@@@$$@@@@__###############@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@$$@@@@)
+end
+go
+insert t15_trigger_atatuservar values (123)
+go
+
+
+-- sp_executesql with named/unnamed arguments, output parameters, in T-SQL batch, procedure, trigger
+exec sp_executesql N'declare @@v int=123 select @@v'
+go
+
+exec sp_executesql N'SELECT @@v1, @#v2', N'@@v1 int, @#v2 varchar(20)', @#v2='Hello, World!', @@v1=123
+go
+
+declare @@sql nvarchar(50)=N'SELECT @@v1, @#v2'
+exec sp_executesql @@sql, N'@@v1 int, @#v2 varchar(20)', @#v2='Hello, World!', @@v1=123
+go
+
+declare @@params nvarchar(50)=N'@@v1 int, @#v2 varchar(20)'
+exec sp_executesql N'SELECT @@v1, @#v2', @@params, @#v2='Hello, World!', @@v1=123
+go
+
+declare @@sql nvarchar(50)=N'SELECT @@v1, @#v2'
+declare @@params nvarchar(50)=N'@@v1 int, @#v2 varchar(20)'
+exec sp_executesql @@sql, @@params, @#v2='Hello, World!', @@v1=123
+go
+
+declare @@sql nvarchar(50)=N'SELECT @@v1, @#v2', @@params nvarchar(50)=N'@@v1 int, @#v2 varchar(20)', @@v3 int=123, @#v4 varchar(20)='Hello, World!'
+exec sp_executesql @@sql, @@params, @#v2=@#v4, @@v1=@@v3
+go
+
+declare @@SQLString1 NVARCHAR(100);
+declare @#SQLString2 NVARCHAR(max);
+declare @@ParamDef NVARCHAR(100);
+SET @@SQLString1 = N'SET @#a = @@b + @@b';
+SET @#SQLString2 = N'EXEC sp_executesql N''SET @#a = @@b + @@b'', N''@#a INT OUT, @@b INT'', @#a OUTPUT, @@b;';
+SET @@ParamDef = N'@#a INT OUTPUT, @@b INT';
+declare @@p INT;
+declare @#a INT;
+EXEC sp_executesql @@SQLString1, @@ParamDef, @#a = @@p OUT, @@b = 10;
+EXEC sp_executesql @#SQLString2, @@ParamDef, @#a = @#a OUT, @@b = 11;
+SELECT @@p, @#a;
+go
+
+create procedure p1_spexec_atatuservar
+as
+declare @@sql nvarchar(50)=N'SELECT @@v1, @#v2', @@params nvarchar(50)=N'@@v1 int, @#v2 varchar(20)', @@v3 int=123, @#v4 varchar(20)='Hello, World!'
+exec sp_executesql @@sql, @@params, @#v2=@#v4, @@v1=@@v3
+declare @@SQLString1 NVARCHAR(100)
+declare @#SQLString2 NVARCHAR(max)
+declare @@ParamDef NVARCHAR(100)
+SET @@SQLString1 = N'SET @#a = @@b + @@b'
+SET @#SQLString2 = N'EXEC sp_executesql N''SET @#a = @@b + @@b'', N''@#a INT OUT, @@b INT'', @#a OUT, @@b'
+SET @@ParamDef = N'@#a INT OUTPUT, @@b INT'
+declare @@p INT
+declare @#a INT
+EXEC sp_executesql @@SQLString1, @@ParamDef, @#a = @@p OUT, @@b = 10
+EXEC sp_executesql @#SQLString2, @@ParamDef, @#a = @#a OUT, @@b = 11
+SELECT @@p, @#a
+go
+exec p1_spexec_atatuservar
+go
+
+create trigger tr16_atatuservar on t16_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr16_atatuservar'	
+
+declare @@sql nvarchar(50)=N'SELECT @@v1, @#v2', @@params nvarchar(50)=N'@@v1 int, @#v2 varchar(20)', @@v3 int=123, @#v4 varchar(20)='Hello, World!'
+exec sp_executesql @@sql, @@params, @#v2=@#v4, @@v1=@@v3
+declare @@SQLString1 NVARCHAR(100)
+declare @#SQLString2 NVARCHAR(max)
+declare @@ParamDef NVARCHAR(100)
+SET @@SQLString1 = N'SET @#a = @@b + @@b'
+SET @#SQLString2 = N'EXEC sp_executesql N''SET @#a = @@b + @@b'', N''@#a INT OUT, @@b INT'', @#a OUT, @@b'
+SET @@ParamDef = N'@#a INT OUTPUT, @@b INT'
+declare @@p INT
+declare @#a INT
+EXEC sp_executesql @@SQLString1, @@ParamDef, @#a = @@p OUT, @@b = 10
+EXEC sp_executesql @#SQLString2, @@ParamDef, @#a = @#a OUT, @@b = 11
+SELECT @@p, @#a	
+end
+go
+insert t16_trigger_atatuservar values (123)
+go
+
+declare @@v63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(1000);
+declare @#w63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(max);
+declare @@x63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(1000);
+SET @@v63_7890123456789$123456789$123456789012345678901234567890123 = N'SET @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@p63_7890123456789$123456789$123456789012345678901234567890123 + @@p63_7890123456789$123456789$123456789012345678901234567890123';
+SET @#w63_7890123456789$123456789$123456789012345678901234567890123 = N'EXEC sp_executesql N''SET @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@p63_7890123456789$123456789$123456789012345678901234567890123 + @@p63_7890123456789$123456789$123456789012345678901234567890123'', N''@@z63_7890123456789$123456789$123456789012345678901234567890123 INT OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 INT'', @@z63_7890123456789$123456789$123456789012345678901234567890123 OUTPUT, @@p63_7890123456789$123456789$123456789012345678901234567890123;';
+SET @@x63_7890123456789$123456789$123456789012345678901234567890123 = N'@@z63_7890123456789$123456789$123456789012345678901234567890123 INT OUTPUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 INT';
+declare @#y63_7890123456789$123456789$123456789012345678901234567890123 INT;
+declare @@z63_7890123456789$123456789$123456789012345678901234567890123 INT;
+EXEC sp_executesql @@v63_7890123456789$123456789$123456789012345678901234567890123, @@x63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123 = @#y63_7890123456789$123456789$123456789012345678901234567890123 OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 = 10;
+EXEC sp_executesql @#w63_7890123456789$123456789$123456789012345678901234567890123, @@x63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@z63_7890123456789$123456789$123456789012345678901234567890123 OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 = 11;
+SELECT @#y63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123;
+go
+
+create procedure p2_spexec_atatuservar
+as
+declare @@v63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(1000);
+declare @#w63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(max);
+declare @@x63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(1000);
+SET @@v63_7890123456789$123456789$123456789012345678901234567890123 = N'SET @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@p63_7890123456789$123456789$123456789012345678901234567890123 + @@p63_7890123456789$123456789$123456789012345678901234567890123';
+SET @#w63_7890123456789$123456789$123456789012345678901234567890123 = N'EXEC sp_executesql N''SET @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@p63_7890123456789$123456789$123456789012345678901234567890123 + @@p63_7890123456789$123456789$123456789012345678901234567890123'', N''@@z63_7890123456789$123456789$123456789012345678901234567890123 INT OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 INT'', @@z63_7890123456789$123456789$123456789012345678901234567890123 OUTPUT, @@p63_7890123456789$123456789$123456789012345678901234567890123;';
+SET @@x63_7890123456789$123456789$123456789012345678901234567890123 = N'@@z63_7890123456789$123456789$123456789012345678901234567890123 INT OUTPUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 INT';
+declare @#y63_7890123456789$123456789$123456789012345678901234567890123 INT;
+declare @@z63_7890123456789$123456789$123456789012345678901234567890123 INT;
+EXEC sp_executesql @@v63_7890123456789$123456789$123456789012345678901234567890123, @@x63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123 = @#y63_7890123456789$123456789$123456789012345678901234567890123 OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 = 10;
+EXEC sp_executesql @#w63_7890123456789$123456789$123456789012345678901234567890123, @@x63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@z63_7890123456789$123456789$123456789012345678901234567890123 OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 = 11;
+SELECT @#y63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123;
+go
+exec p2_spexec_atatuservar
+go
+
+
+create trigger tr17_atatuservar on t17_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr17_atatuservar'	
+
+declare @@v63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(1000);
+declare @#w63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(max);
+declare @@x63_7890123456789$123456789$123456789012345678901234567890123 NVARCHAR(1000);
+SET @@v63_7890123456789$123456789$123456789012345678901234567890123 = N'SET @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@p63_7890123456789$123456789$123456789012345678901234567890123 + @@p63_7890123456789$123456789$123456789012345678901234567890123';
+SET @#w63_7890123456789$123456789$123456789012345678901234567890123 = N'EXEC sp_executesql N''SET @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@p63_7890123456789$123456789$123456789012345678901234567890123 + @@p63_7890123456789$123456789$123456789012345678901234567890123'', N''@@z63_7890123456789$123456789$123456789012345678901234567890123 INT OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 INT'', @@z63_7890123456789$123456789$123456789012345678901234567890123 OUTPUT, @@p63_7890123456789$123456789$123456789012345678901234567890123;';
+SET @@x63_7890123456789$123456789$123456789012345678901234567890123 = N'@@z63_7890123456789$123456789$123456789012345678901234567890123 INT OUTPUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 INT';
+declare @#y63_7890123456789$123456789$123456789012345678901234567890123 INT;
+declare @@z63_7890123456789$123456789$123456789012345678901234567890123 INT;
+EXEC sp_executesql @@v63_7890123456789$123456789$123456789012345678901234567890123, @@x63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123 = @#y63_7890123456789$123456789$123456789012345678901234567890123 OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 = 10;
+EXEC sp_executesql @#w63_7890123456789$123456789$123456789012345678901234567890123, @@x63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123 = @@z63_7890123456789$123456789$123456789012345678901234567890123 OUT, @@p63_7890123456789$123456789$123456789012345678901234567890123 = 11;
+SELECT @#y63_7890123456789$123456789$123456789012345678901234567890123, @@z63_7890123456789$123456789$123456789012345678901234567890123;
+end
+go
+insert t17_trigger_atatuservar values (123)
+go
+
+-- table variables in different types of functions
+create function f1_ins_atatuservar(@@p1 int)
+returns int
+as
+begin
+	declare @@tv table(a int)
+    insert @@tv values(@@p1)
+    return (select sum(a) from @@tv)
+end
+go
+select dbo. f1_ins_atatuservar(123)
+go
+
+create function f1_upd_atatuservar(@@p1 int)
+returns int
+as
+begin
+	declare @@tv table(a int)
+    insert @@tv values(@@p1)
+    update @@tv set a = a + 1
+    return (select sum(a) from @@tv)
+end
+go
+select dbo. f1_upd_atatuservar(123)
+go
+
+create function f1_del_atatuservar(@@p1 int)
+returns int
+as
+begin
+	declare @@tv table(a int)
+    insert @@tv values(@@p1)
+    update @@tv set a = a + 1
+    insert @@tv values(@@p1)
+    update @@tv set a = a + 1
+    delete @@tv where a = 124
+    return (select sum(a) from @@tv)
+end
+go
+select dbo. f1_del_atatuservar(123)
+go
+
+-- INSERT/UPDATE/DELETE on table variable in function
+create function f3_atatuservar_upd(@@p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@@p1)
+    update t set a = t.a + 1 from @@tv as t
+    return
+end
+go
+select * from dbo. f3_atatuservar_upd(123) order by 1
+go
+
+create function f3_atatuservar_del(@@p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@@p1)
+    update @@tv set a = a + 1
+    insert @@tv values(@@p1)
+    delete t from @@tv as t where a = 124
+    return
+end
+go
+select * from dbo. f3_atatuservar_del(123) order by 1
+go
+
+create function f3_upd_atatuservar(@@p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@@p1)
+    update t set a = t.a + 1 from t2_atatuservar, @@tv as t where t2_atatuservar.a = t.a
+    return
+end
+go
+select * from dbo. f3_upd_atatuservar(123) order by 1
+go
+
+create function f3_del_atatuservar(@@p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@@p1)
+    update @@tv set a = a + 1
+    insert @@tv values(@@p1)
+    delete t from t2_atatuservar join @@tv as t on t2_atatuservar.a = t.a
+    return
+end
+go
+select * from dbo. f3_del_atatuservar(123) order by 1
+go
+
+create function f4_ins_atatuservar(@#p1 int)
+returns int
+as
+begin
+	declare @#tv table(a int)
+    insert @#tv values(@#p1)
+    return (select sum(a) from @#tv)
+end
+go
+select dbo. f4_ins_atatuservar(123)
+go
+
+create function f4_upd_atatuservar(@#p1 int)
+returns int
+as
+begin
+	declare @#tv table(a int)
+    insert @#tv values(@#p1)
+    update @#tv set a = a + 1
+    return (select sum(a) from @#tv)
+end
+go
+select dbo. f4_upd_atatuservar(123)
+go
+
+create function f4_del_atatuservar(@#p1 int)
+returns int
+as
+begin
+	declare @#tv table(a int)
+    insert @#tv values(@#p1)
+    update @#tv set a = a + 1
+    insert @#tv values(@#p1)
+    update @#tv set a = a + 1
+    delete @#tv where a = 124
+    return (select sum(a) from @#tv)
+end
+go
+select dbo. f4_del_atatuservar(123)
+go
+
+create function f5_upd_atatuservar(@#p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@#p1)
+    update t set a = t.a + 1 from @#tv as t
+    return
+end
+go
+select * from dbo. f5_upd_atatuservar(123) order by 1
+go
+
+create function f5_del_atatuservar(@#p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@#p1)
+    update @#tv set a = a + 1
+    insert @#tv values(@#p1)
+    delete t from @#tv as t where a = 124
+    return
+end
+go
+select * from dbo. f5_del_atatuservar(123) order by 1
+go
+
+create function f6_upd_atatuservar(@#p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@#p1)
+    update t set a = t.a + 1 from t2_atatuservar, @#tv as t where t2_atatuservar.a = t.a
+    return
+end
+go
+select * from dbo. f6_upd_atatuservar(123) order by 1
+go
+
+create function f6_del_atatuservar(@#p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@#p1)
+    update @#tv set a = a + 1
+    insert @#tv values(@#p1)
+    delete t from t2_atatuservar, @#tv as t where t2_atatuservar.a = t.a
+    return
+end
+go
+select * from dbo. f6_del_atatuservar(123) order by 1
+go
+
+create function f7_tabvar_udf_upd_atatuservar(@@p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@@p1)
+    update t set a = t.a + 1 from t2_atatuservar, @#tv as t where t2_atatuservar.a = t.a
+    return
+end
+go
+select * from dbo. f7_tabvar_udf_upd_atatuservar(123) order by 1
+go
+
+create function f7a_tabvar_udf_upd_atatuservar(@@p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@@p1)
+    update t set a = t.a + 1 from @#tv as tv, t2_atatuservar as t where tv.a = t.a
+    return
+end
+go
+
+create function f8_tabvar_udf_del_atatuservar(@@p1 int)
+returns @#tv table(a int)
+as
+begin
+    insert @#tv values(@@p1)
+    update @#tv set a = a + 1
+    insert @#tv values(@@p1)
+    delete t from @#tv as tv, t2_atatuservar as t where tv.a = t.a
+    return
+end
+go
+
+create function f9_tabvar_udf_del_atatuservar(@p1 int)
+returns @tv table(a int)
+as
+begin
+    insert @tv values(@p1)
+    update @tv set a = a + 1
+    insert @tv values(@p1)
+    delete t from @tv as t inner join t2_atatuservar as tv on tv.a = t.a
+    return
+end
+go
+select * from dbo.f9_tabvar_udf_del_atatuservar(123)
+go
+
+create function f10_tabvar_udf_del_atatuservar(@#p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@#p1)
+    update @@tv set a = a + 1
+    insert @@tv values(@#p1)
+    delete t from t2_atatuservar as tv join @@tv as t on tv.a = t.a
+    return
+end
+go
+select * from dbo.f10_tabvar_udf_del_atatuservar(123)
+go
+
+create function f4_atatuservar_tabvar_in_function_upd(@#p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@#p1)
+    update t set a = t.a + 1 from t2_atatuservar as t2_atatuservar left join t2_atatuservar as tv on tv.a = t2_atatuservar.a right join @@tv t on tv.a = t.a
+    return
+end
+go
+select * from dbo.f4_atatuservar_tabvar_in_function_upd(123)
+go
+
+create function f12_tabvar_udf_upd_atatuservar(@#p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@#p1)
+    update t set a = t.a + 1 from @@tv as tv cross join t2_atatuservar as t
+    return
+end
+go
+
+create function f13_tabvar_udf_del_atatuservar(@#p1 int)
+returns @@tv table(a int)
+as
+begin
+    insert @@tv values(@#p1)
+    update @@tv set a = a + 1
+    insert @@tv values(@#p1)
+    delete t from @@tv as t2_atatuservar right join t2_atatuservar as tv on tv.a = t2_atatuservar.a full outer join t2_atatuservar t on tv.a = t.a
+    return
+end
+go
+
+create function f14_del_atatuservar(@@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int)
+returns int
+as
+begin
+	declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table(a int)
+    insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values(@@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+    update @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 set a = a + 1
+    insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values(@@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+    update @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 set a = a + 1
+    delete @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 where a = 124
+    return (select sum(a) from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+end
+go
+select dbo. f14_del_atatuservar(123)
+go
+
+-- INSERT/UPDATE/DELETE on table variable in function
+create function f15_upd_atatuservar(@@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int)
+returns @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table(a int)
+as
+begin
+    insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values(@@p128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+    update t set a = t.a + 1 from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 as t
+    return
+end
+go
+select * from dbo. f15_upd_atatuservar(123) order by 1
+go
+
+create function f16_tabvar_udf_del_atatuservar(@#q128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int)
+returns @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 table(a int)
+as
+begin
+    insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values(@#q128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+    update @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 set a = a + 1
+    insert @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 values(@#q128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+    delete t from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 as t2_atatuservar right join t2_atatuservar as tv on tv.a = t2_atatuservar.a full outer join t2_atatuservar t on tv.a = t.a
+    return
+end
+go
+
+-- THROW
+declare @@v int = 50001;
+THROW @@v, 'Test message', 1;
+go
+
+declare @@v int = 50001, @@v2 varchar(30) = 'Test message';
+THROW @@v, @@v2, 1
+go
+
+declare @@v int = 50001, @@v2 varchar(30) = 'Test message', @@v3 int=1;
+THROW @@v, @@v2, @@v3
+go
+
+declare @#v int = 50001;
+THROW @#v, 'Test message', 1;
+go
+
+declare @#v int = 50001, @#v2 varchar(30) = 'Test message';
+THROW @#v, @#v2, 1
+go
+
+declare @#v int = 50001, @#v2 varchar(30) = 'Test message', @#v3 int=1;
+THROW @#v, @#v2, @#v3
+go
+
+create procedure p20_atatuservar @@p int
+as
+if @@p > 0
+begin
+declare @@v int = 50001, @@v2 varchar(30) = 'Test message 1', @@v3 int=1;
+THROW @@v, @@v2, @@v3
+end
+
+declare @#v int = 50001, @#v2 varchar(30) = 'Test message 2', @#v3 int=1;
+THROW @#v, @#v2, @#v3
+go
+exec p20_atatuservar 1
+go
+exec p20_atatuservar 0
+go
+
+create trigger tr18_atatuservar on t18_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr18_atatuservar'	
+
+declare @#v int = 50001, @#v2 varchar(30) = 'Test message 2', @#v3 int=1;
+THROW @#v, @#v2, @#v3
+end
+go
+insert t18_trigger_atatuservar values (123)
+go
+
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 50001, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456782 varchar(30) = 'Test message', @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456783 int=1;
+THROW @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456782, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456783
+go
+
+create procedure p21_atatuservar
+as
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 50001, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456782 varchar(30) = 'Test message', @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456783 int=1;
+THROW @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456782, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456783
+go
+exec p21_atatuservar 
+go
+
+create trigger tr19_atatuservar on t19_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr19_atatuservar'	
+
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int = 50001, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456782 varchar(30) = 'Test message', @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456783 int=1;
+THROW @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456782, @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$123456789012345678901234567890123456783
+end
+go
+insert t19_trigger_atatuservar values (123)
+go
+
+-- DBCC CHECKIDENT
+declare @@TableName varchar(100)='mytab'
+DBCC CHECKIDENT (@@TableName)
+go
+declare @@v int=2
+DBCC CHECKIDENT ('mytab', RESEED, @@v)
+go
+
+create procedure p1_checkident_atatuservar @@TableName varchar(100), @@v int
+as
+DBCC CHECKIDENT (@@TableName, RESEED, @@v)
+go
+
+create trigger tr20_atatuservar on t20_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr20_atatuservar'	
+declare @@TableName varchar(100)='mytab', @@v int=2
+DBCC CHECKIDENT (@@TableName, RESEED, @@v)
+end
+go
+
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=2
+DBCC CHECKIDENT ('mytab', RESEED, @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+go
+
+create procedure p2_checkident_atatuservar @@t128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(100), @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int
+as
+DBCC CHECKIDENT (@@t128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, RESEED, @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+go
+
+create trigger tr21_atatuservar on t21_trigger_atatuservar for insert
+as
+begin
+select 'trigger tr21_atatuservar'	
+declare @@t128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(100)='mytab', @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 int=2
+DBCC CHECKIDENT (@@t128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678, RESEED, @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678)
+end
+go
+
+-- transaction name
+declare @@V varchar(50) = 'myxact'
+begin transaction @@v
+insert t3_atatuservar values(234)
+declare @#V varchar(50) = 'mysavept'
+save transaction @#v
+insert t3_atatuservar values(345)
+set @#V  = 'mysavept'
+rollback transaction @#v
+insert t3_atatuservar values(567)
+commit transaction @@v
+go
+select * from t3_atatuservar
+go
+
+create procedure p1_xactname_atatuservar
+as
+declare @@V varchar(50) = 'myxact'
+delete t3_atatuservar where a > 123
+begin transaction @@v
+insert t3_atatuservar values(234)
+declare @#V varchar(50) = 'mysavept'
+save transaction @#v
+insert t3_atatuservar values(345)
+set @#V  = 'mysavept'
+rollback transaction @#v
+insert t3_atatuservar values(567)
+commit transaction @@v
+select * from t3_atatuservar
+go
+exec p1_xactname_atatuservar
+go
+
+delete t3_atatuservar where a > 123
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(50) = 'myxact'
+begin transaction @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert t3_atatuservar values(234)
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(50) = 'mysavept'
+save transaction @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert t3_atatuservar values(345)
+set @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678  = 'mysavept'
+rollback transaction @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert t3_atatuservar values(567)
+commit transaction @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+select * from t3_atatuservar
+go
+
+create procedure p2_xactname_atatuservar
+as
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(50) = 'myxact'
+delete t3_atatuservar where a > 123
+begin transaction @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert t3_atatuservar values(234)
+declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(50) = 'mysavept'
+save transaction @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert t3_atatuservar values(345)
+set @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678  = 'mysavept'
+rollback transaction @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+insert t3_atatuservar values(567)
+commit transaction @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+select * from t3_atatuservar
+go
+exec p2_xactname_atatuservar
+go
+
+-- cursor variable in T-SQL batch, stored procedure, trigger
+declare @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(20)
+declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 cursor	  
+set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = cursor for select a from t_checkident_atatuservar order by n
+open @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+while 1=1
+begin
+	fetch from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 into @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	if @@fetch_status <> 0 break
+	select @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+end
+close @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+deallocate @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+go
+
+create procedure p1_cursor_atatuservar
+as
+begin  
+	declare @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(20)
+	declare @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 cursor	  
+	set @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = cursor for select a from t_checkident_atatuservar order by n
+	open @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	while 1=1
+	begin
+		fetch from @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 into @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+		if @@fetch_status <> 0 break
+		select @#v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	end
+	close @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	deallocate @@v128_890123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+end
+go
+exec p1_cursor_atatuservar
+go
+
+create trigger tr22_atatuservar on t22_trigger_atatuservar for insert
+as
+begin
+	select 'trigger tr22_atatuservar'	
+
+	declare @@v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 varchar(20)
+	declare @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 cursor	  
+	set @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 = cursor for select a from t_checkident_atatuservar order by n
+	open @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	while 1=1
+	begin
+		fetch from @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678 into @@v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+		if @@fetch_status <> 0 break
+		select @@v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	end
+	close @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+	deallocate @#v128_90123456789$123456789$1234567890123456789$123456789$1234567890123456789$123456789$12345678901234567890123456789012345678
+end
+go
+insert t22_trigger_atatuservar values (123)
+go
+set quoted_identifier on
+go
+
+-- user-defined variables that were previously mapped to internal sys. functions, e.g. sys.rand()
+declare @@xact_state int=123 select @@xact_state, xact_state()
+go
+declare @@error_line int=123 select @@error_line, error_line()
+go
+declare @@error_message int=123 select @@error_message, error_message()
+go
+declare @@error_number int=123 select @@error_number, error_number()
+go
+declare @@error_procedure int=123 select @@error_procedure, error_procedure()
+go
+declare @@error_severity int=123 select @@error_severity, error_severity()
+go
+declare @@error_state int=123 select @@error_state, error_state()
+go
+declare @@db_id int=123 select @@db_id, db_id('master')
+go
+declare @@db_name int=123 select @@db_name, db_name()
+go
+declare @@exp int=123 select @@exp, exp(1)
+go
+declare @@sign int=123 select @@sign, sign(1)
+go
+declare @@lock_timeout int=123 select @@lock_timeout, lock_timeout()
+go
+declare @@rand int=123 select @@rand, case when rand() <= 0 then 'too small, <= 0' when rand() >= 1 then ' too large, >= 1' else 'correct, >0 && <1' end
+go
+declare @@trigger_nestlevel int=123 select @@trigger_nestlevel, trigger_nestlevel()
+go
+declare @@atn2 int=123 select @@atn2, atn2(1,0)
+go
+declare @@datepart int=123 select @@datepart, datepart(yy, '2024-11-12')
+go
+declare @@datediff int=123 select @@datediff, datediff(dd, '2024-11-12', '2024-12-13')
+go
+declare @@datediff_big int=123 select @@datediff_big, datediff(dd, '2024-11-12', '2024-12-13')
+go
+declare @@dateadd int=123 select @@dateadd, datediff(dd, 3, '2024-11-12')
+go
+declare @@datename int=123 select @@datename, datename(dw, '2024-11-12')
+go
+
+create proc p1_sysfunctions_atatuservar
+as
+begin
+declare @@xact_state int=123 select @@xact_state, xact_state()
+declare @@error_line int=123 select @@error_line, error_line()
+declare @@error_message int=123 select @@error_message, error_message()
+declare @@error_number int=123 select @@error_number, error_number()
+declare @@error_procedure int=123 select @@error_procedure, error_procedure()
+declare @@error_state int=123 select @@error_state, error_state()
+declare @@db_id int=123 select @@db_id, db_id('master')
+declare @@db_name int=123 select @@db_name, db_name()
+declare @@exp int=123 select @@exp, exp(1)
+declare @@sign int=123 select @@sign, sign(1)
+declare @@lock_timeout int=123 select @@lock_timeout, lock_timeout()
+declare @@rand int=123 select @@rand, case when rand() <= 0 then 'too small, <= 0' when rand() >= 1 then ' too large, >= 1' else 'correct, >0 && <1' end
+declare @@trigger_nestlevel int=123 select @@trigger_nestlevel, trigger_nestlevel()
+declare @@atn2 int=123 select @@atn2, atn2(1,0)
+declare @@datepart int=123 select @@datepart, datepart(yy, '2024-11-12')
+declare @@datediff int=123 select @@datediff, datediff(dd, '2024-11-12', '2024-12-13')
+declare @@datediff_big int=123 select @@datediff_big, datediff(dd, '2024-11-12', '2024-12-13')
+declare @@dateadd int=123 select @@dateadd, datediff(dd, 3, '2024-11-12')
+declare @@datename int=123 select @@datename, datename(dw, '2024-11-12')
+end
+go
+exec p1_sysfunctions_atatuservar
+go
+
+create function f1_sysfunctions_atatuservar() returns int
+as
+begin
+declare @@xact_state int=123 
+declare @@error_line int=123 
+declare @@error_message int=123 
+declare @@error_number int=123 
+declare @@error_procedure int=123 
+declare @@error_state int=123 
+declare @@db_id int=123 
+declare @@db_name int=123 
+declare @@exp int=123 
+declare @@sign int=123 
+declare @@lock_timeout int=123 
+declare @@rand int=123 
+declare @@trigger_nestlevel int=123 
+declare @@atn2 int=123 
+declare @@datepart int=123 
+declare @@datediff int=123 
+declare @@datediff_big int=123 
+declare @@dateadd int=123 
+declare @@datename int=123 
+return @@xact_state + @@error_line + @@error_message + @@error_number + @@error_procedure + @@error_state + @@db_id + @@db_name + @@exp + @@sign + @@lock_timeout + @@rand + @@trigger_nestlevel + @@atn2 + @@datepart + @@datediff + @@datediff_big + @@dateadd + @@datename 
+end
+go
+select dbo.f1_sysfunctions_atatuservar()
+go
+
+create trigger tr1_sysfunctions_atatuservar on t23_trigger_atatuservar for insert as
+begin
+declare @@xact_state int=123 select @@xact_state, xact_state()
+declare @@error_line int=123 select @@error_line, error_line()
+declare @@error_message int=123 select @@error_message, error_message()
+declare @@error_number int=123 select @@error_number, error_number()
+declare @@error_procedure int=123 select @@error_procedure, error_procedure()
+declare @@error_state int=123 select @@error_state, error_state()
+declare @@db_id int=123 select @@db_id, db_id('master')
+declare @@db_name int=123 select @@db_name, db_name()
+declare @@exp int=123 select @@exp, exp(1)
+declare @@sign int=123 select @@sign, sign(1)
+declare @@lock_timeout int=123 select @@lock_timeout, lock_timeout()
+declare @@rand int=123 select @@rand, case when rand() <= 0 then 'too small, <= 0' when rand() >= 1 then ' too large, >= 1' else 'correct, >0 && <1' end
+declare @@trigger_nestlevel int=123 select @@trigger_nestlevel, trigger_nestlevel()
+declare @@atn2 int=123 select @@atn2, atn2(1,0)
+declare @@datepart int=123 select @@datepart, datepart(yy, '2024-11-12')
+declare @@datediff int=123 select @@datediff, datediff(dd, '2024-11-12', '2024-12-13')
+declare @@datediff_big int=123 select @@datediff_big, datediff(dd, '2024-11-12', '2024-12-13')
+declare @@dateadd int=123 select @@dateadd, datediff(dd, 3, '2024-11-12')
+declare @@datename int=123 select @@datename, datename(dw, '2024-11-12')
+end
+go
+insert t23_trigger_atatuservar values(1)
+go
diff --git a/test/JDBC/input/unquoted_string-vu-prepare.mix b/test/JDBC/input/unquoted_string-vu-prepare.mix
index 62d7b5a6f8..3fe27c23b7 100644
--- a/test/JDBC/input/unquoted_string-vu-prepare.mix
+++ b/test/JDBC/input/unquoted_string-vu-prepare.mix
@@ -109,11 +109,6 @@ create procedure unqStr_proc_5 @p1 varchar(20), @p2 varchar(20) = @p1
 as select @p2
 go
 
--- should raise error:
-create procedure unqStr_proc_6 @p1 varchar(20) = @@myvar
-as select @p1
-go
-
 create procedure unqStr_proc_7 @p1 varchar(20) = N'aB"c''D', @p2 varchar(20) = dEfg, @p3 varchar(20) = "x'Y""z"
 as select @p1, @p2, @p3
 go
diff --git a/test/JDBC/input/unquoted_string-vu-verify.mix b/test/JDBC/input/unquoted_string-vu-verify.mix
index 1f436118c3..cf5b7a68af 100644
--- a/test/JDBC/input/unquoted_string-vu-verify.mix
+++ b/test/JDBC/input/unquoted_string-vu-verify.mix
@@ -311,7 +311,10 @@ go
 -- should raise an error about column not found:
 CALL unqStr_pgproc_1(aBc);
 go
-
+-- should raise an error since variable is not defined
+create procedure unqStr_proc_6 @p1 varchar(20) = @@myvar
+as select @p1
+go
 -- should print 'aBc':
 select unqStr_pgfunc_1('aBc'); 
 go
diff --git a/test/JDBC/upgrade/latest/schedule b/test/JDBC/upgrade/latest/schedule
index 4db9a875fc..ac99e617a5 100644
--- a/test/JDBC/upgrade/latest/schedule
+++ b/test/JDBC/upgrade/latest/schedule
@@ -498,6 +498,7 @@ alter_proc_recompile
 catalogs_dbo_sys_schema-upgrade
 unary_plus_op_string
 tabvar_in_function
+atatuservar
 BABEL-4217
 Test_ISNULL
 BABEL-4270
diff --git a/test/python/expected/sql_validation_framework/expected_create.out b/test/python/expected/sql_validation_framework/expected_create.out
index 6abda76486..3f8259a134 100644
--- a/test/python/expected/sql_validation_framework/expected_create.out
+++ b/test/python/expected/sql_validation_framework/expected_create.out
@@ -116,9 +116,6 @@ Could not find upgrade tests for function sys.dateadd_internal
 Could not find upgrade tests for function sys.datediff_internal
 Could not find upgrade tests for function sys.datepart_internal
 Could not find upgrade tests for function sys.default_domain
-Could not find upgrade tests for function sys.error_procedure
-Could not find upgrade tests for function sys.exp
-Could not find upgrade tests for function sys.fetch_status
 Could not find upgrade tests for function sys.floor
 Could not find upgrade tests for function sys.fn_helpcollations
 Could not find upgrade tests for function sys.formatmessage
@@ -140,10 +137,8 @@ Could not find upgrade tests for function sys.openjson_with
 Could not find upgrade tests for function sys.openquery_internal
 Could not find upgrade tests for function sys.options
 Could not find upgrade tests for function sys.patindex_ai_collations
-Could not find upgrade tests for function sys.pgerror
 Could not find upgrade tests for function sys.remove_accents_internal_using_cache
 Could not find upgrade tests for function sys.role_id
-Could not find upgrade tests for function sys.servername
 Could not find upgrade tests for function sys.sp_columns_managed_internal
 Could not find upgrade tests for function sys.sp_datatype_info_helper
 Could not find upgrade tests for function sys.sp_describe_first_result_set_internal