Fix StartsWith on Sqlite (#20716)

For non-constant patterns Fixes #20715
dotnet · Apr 23, 2020 · 49c997d · 49c997d
1 parent f81085d
commit 49c997d
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/EFCore.Sqlite.Core/Query/Internal/SqliteStringMethodTranslator.cs b/src/EFCore.Sqlite.Core/Query/Internal/SqliteStringMethodTranslator.cs
@@ -264,7 +264,7 @@ private SqlExpression TranslateStartsEndsWith(SqlExpression instance, SqlExpress
                         _sqlExpressionFactory.Like(
                             instance,
                             _sqlExpressionFactory.Add(
-                                instance,
+                                pattern,
                                 _sqlExpressionFactory.Constant("%"))),
                         _sqlExpressionFactory.Equal(
                             _sqlExpressionFactory.Function(

diff --git a/test/EFCore.Sqlite.FunctionalTests/Query/NorthwindQueryFiltersQuerySqliteTest.cs b/test/EFCore.Sqlite.FunctionalTests/Query/NorthwindQueryFiltersQuerySqliteTest.cs
@@ -23,7 +23,7 @@ public override void Count_query()
 
 SELECT COUNT(*)
 FROM ""Customers"" AS ""c""
-WHERE (@__ef_filter__TenantPrefix_0 = '') OR (""c"".""CompanyName"" IS NOT NULL AND (((""c"".""CompanyName"" LIKE ""c"".""CompanyName"" || '%') AND (substr(""c"".""CompanyName"", 1, length(@__ef_filter__TenantPrefix_0)) = @__ef_filter__TenantPrefix_0)) OR (@__ef_filter__TenantPrefix_0 = '')))");
+WHERE (@__ef_filter__TenantPrefix_0 = '') OR (""c"".""CompanyName"" IS NOT NULL AND (((""c"".""CompanyName"" LIKE @__ef_filter__TenantPrefix_0 || '%') AND (substr(""c"".""CompanyName"", 1, length(@__ef_filter__TenantPrefix_0)) = @__ef_filter__TenantPrefix_0)) OR (@__ef_filter__TenantPrefix_0 = '')))");
         }
 
         private void AssertSql(params string[] expected)