diff --git a/build.gradle b/build.gradle
index 32c9de8fc8..1ad183c3a5 100644
--- a/build.gradle
+++ b/build.gradle
@@ -53,7 +53,7 @@ version = projectVersion
 // ./gradlew clean build -PhibernateOrmVersion=5.6.15-SNAPSHOT
 ext {
     if ( !project.hasProperty('hibernateOrmVersion') ) {
-        hibernateOrmVersion = '6.2.4.Final'
+        hibernateOrmVersion = '6.2.5.Final'
     }
     if ( !project.hasProperty( 'hibernateOrmGradlePluginVersion' ) ) {
         // Same as ORM as default
diff --git a/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/iternal/ReactiveSimpleDeleteQueryPlan.java b/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/iternal/ReactiveSimpleDeleteQueryPlan.java
index 581d62c818..f831d0756f 100644
--- a/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/iternal/ReactiveSimpleDeleteQueryPlan.java
+++ b/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/iternal/ReactiveSimpleDeleteQueryPlan.java
@@ -172,11 +172,8 @@ public <T> MappingModelExpressible<T> getResolvedMappingModelType(SqmParameter<T
 									sqmInterpretation.getSqlExpressionResolver(),
 									factory
 							);
-							matchingIdSubQuery.getSelectClause().addSqlSelection( new SqlSelectionImpl(
-									1,
-									0,
-									fkTargetColumnExpression
-							) );
+							matchingIdSubQuery.getSelectClause()
+									.addSqlSelection( new SqlSelectionImpl( 0, fkTargetColumnExpression ) );
 
 							matchingIdSubQuery.getFromClause().addRoot(
 									tableGroup
diff --git a/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/cte/ReactiveAbstractCteMutationHandler.java b/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/cte/ReactiveAbstractCteMutationHandler.java
index 5a8756df2c..e5ad109959 100644
--- a/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/cte/ReactiveAbstractCteMutationHandler.java
+++ b/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/cte/ReactiveAbstractCteMutationHandler.java
@@ -152,7 +152,7 @@ default CompletionStage<Integer> reactiveExecute(DomainQueryExecutionContext exe
 						( (SqlExpressible) count ).getJdbcMapping()
 				)
 		);
-		querySpec.getSelectClause().addSqlSelection( new SqlSelectionImpl( 1, 0, count ) );
+		querySpec.getSelectClause().addSqlSelection( new SqlSelectionImpl( 0, count ) );
 		querySpec.getFromClause().addRoot(
 				new CteTableGroup(
 						new NamedTableReference(
diff --git a/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/cte/ReactiveCteInsertHandler.java b/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/cte/ReactiveCteInsertHandler.java
index e2fa30ce40..6455a5f0f7 100644
--- a/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/cte/ReactiveCteInsertHandler.java
+++ b/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/cte/ReactiveCteInsertHandler.java
@@ -224,7 +224,6 @@ public CompletionStage<Integer> reactiveExecute(DomainQueryExecutionContext exec
 						if ( !assignsId && entityDescriptor.getGenerator().generatedOnExecution() ) {
 							querySpec.getSelectClause().addSqlSelection(
 									new SqlSelectionImpl(
-											1,
 											0,
 											SqmInsertStrategyHelper.createRowNumberingExpression(
 													querySpec,
@@ -254,7 +253,6 @@ public CompletionStage<Integer> reactiveExecute(DomainQueryExecutionContext exec
 					columnNames.add( columnReference.getColumnExpression() );
 					querySpec.getSelectClause().addSqlSelection(
 							new SqlSelectionImpl(
-									1,
 									0,
 									columnReference.getQualifier().equals( valuesAlias )
 											? columnReference
@@ -362,7 +360,6 @@ public CompletionStage<Integer> reactiveExecute(DomainQueryExecutionContext exec
 				);
 				rowsWithSequenceQuery.getSelectClause().addSqlSelection(
 						new SqlSelectionImpl(
-								1,
 								0,
 								rowNumberColumnReference
 						)
@@ -373,7 +370,6 @@ public CompletionStage<Integer> reactiveExecute(DomainQueryExecutionContext exec
 						);
 				rowsWithSequenceQuery.getSelectClause().addSqlSelection(
 						new SqlSelectionImpl(
-								2,
 								1,
 								new SelfRenderingSqlFragmentExpression( fragment )
 						)
@@ -444,7 +440,6 @@ public CompletionStage<Integer> reactiveExecute(DomainQueryExecutionContext exec
 				entityQuery.getFromClause().addRoot( baseTableGroup );
 				entityQuery.getSelectClause().addSqlSelection(
 						new SqlSelectionImpl(
-								1,
 								0,
 								new BinaryArithmeticExpression(
 										new ColumnReference(
@@ -488,7 +483,6 @@ public CompletionStage<Integer> reactiveExecute(DomainQueryExecutionContext exec
 					final CteColumn cteColumn = cteColumns.get( i );
 					entityQuery.getSelectClause().addSqlSelection(
 							new SqlSelectionImpl(
-									i + 1,
 									i,
 									new ColumnReference(
 											"e",
@@ -559,7 +553,7 @@ else if ( !assignsId && entityDescriptor.getGenerator().generatedOnExecution() )
 		final Expression count = createCountStar( factory, sqmConverter );
 		domainResults
 				.add( new BasicResult<>( 0, null, ( (SqlExpressible) count ).getJdbcMapping() ) );
-		querySpec.getSelectClause().addSqlSelection( new SqlSelectionImpl( 1, 0, count ) );
+		querySpec.getSelectClause().addSqlSelection( new SqlSelectionImpl( 0, count ) );
 		querySpec.getFromClause().addRoot(
 				new CteTableGroup(
 						new NamedTableReference(
diff --git a/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/temptable/ReactiveExecuteWithTemporaryTableHelper.java b/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/temptable/ReactiveExecuteWithTemporaryTableHelper.java
index e78ee3fb05..7858236944 100644
--- a/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/temptable/ReactiveExecuteWithTemporaryTableHelper.java
+++ b/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/temptable/ReactiveExecuteWithTemporaryTableHelper.java
@@ -104,15 +104,14 @@ public static CompletionStage<Integer> saveMatchingIdsIntoIdTable(
 		matchingIdSelection.getFromClause().addRoot( mutatingTableGroup );
 
 		mutatingEntityDescriptor.getIdentifierMapping().forEachSelectable(
-				(jdbcPosition, selection) -> {
+				(selectionIndex, selection) -> {
 					final TableReference tableReference = mutatingTableGroup.resolveTableReference(
 							mutatingTableGroup.getNavigablePath(),
 							selection.getContainingTableExpression()
 					);
 					matchingIdSelection.getSelectClause().addSqlSelection(
 							new SqlSelectionImpl(
-									jdbcPosition,
-									jdbcPosition + 1,
+									selectionIndex + 1,
 									sqmConverter.getSqlExpressionResolver().resolveSqlExpression(
 											tableReference,
 											selection
@@ -127,7 +126,6 @@ public static CompletionStage<Integer> saveMatchingIdsIntoIdTable(
 			matchingIdSelection.getSelectClause().addSqlSelection(
 					new SqlSelectionImpl(
 							jdbcPosition,
-							jdbcPosition + 1,
 							new QueryLiteral<>(
 									UUID.fromString( sessionUidAccess.apply( executionContext.getSession() ) ),
 									(BasicValuedMapping) idTable.getSessionUidColumn().getJdbcMapping()
@@ -219,6 +217,7 @@ public static QuerySpec createIdTableSelectQuerySpec(
 		return querySpec;
 	}
 
+	// TODO: I think we can reuse the method in ExecuteWithTemporaryTableHelper
 	private static void applyIdTableSelections(
 			QuerySpec querySpec,
 			TableReference tableReference,
@@ -232,7 +231,6 @@ private static void applyIdTableSelections(
 				if ( temporaryTableColumn != idTable.getSessionUidColumn() ) {
 					querySpec.getSelectClause().addSqlSelection(
 							new SqlSelectionImpl(
-									i + 1,
 									i,
 									new ColumnReference(
 											tableReference,
@@ -251,7 +249,6 @@ private static void applyIdTableSelections(
 					(i, selectableMapping) -> {
 						querySpec.getSelectClause().addSqlSelection(
 								new SqlSelectionImpl(
-										i + 1,
 										i,
 										new ColumnReference(
 												tableReference,
diff --git a/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/temptable/ReactiveUpdateExecutionDelegate.java b/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/temptable/ReactiveUpdateExecutionDelegate.java
index eedc1f8a0f..9a66bd8d37 100644
--- a/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/temptable/ReactiveUpdateExecutionDelegate.java
+++ b/hibernate-reactive-core/src/main/java/org/hibernate/reactive/query/sqm/mutation/internal/temptable/ReactiveUpdateExecutionDelegate.java
@@ -273,9 +273,8 @@ private CompletionStage<Integer> executeInsert(
 		// And transform assignments to target column references and selections
 		for ( Assignment assignment : assignments ) {
 			targetColumnReferences.addAll( assignment.getAssignable().getColumnReferences() );
-			insertSourceSelectQuerySpec.getSelectClause().addSqlSelection(
-					new SqlSelectionImpl( 0, -1, assignment.getAssignedValue() )
-			);
+			insertSourceSelectQuerySpec.getSelectClause()
+					.addSqlSelection( new SqlSelectionImpl( assignment.getAssignedValue() ) );
 		}
 
 		final InsertSelectStatement insertSqlAst = new InsertSelectStatement( targetTableReference );