linq2db · linq2dbot · Dec 6, 2025 · Dec 6, 2025 · Dec 6, 2025 · Dec 6, 2025
diff --git a/DB2/Tests/DataProvider/DB2Tests/Tests.DataProvider.DB2Tests.Issue2763Test(DB2).sql b/DB2/Tests/DataProvider/DB2Tests/Tests.DataProvider.DB2Tests.Issue2763Test(DB2).sql
@@ -17,7 +17,7 @@ SELECT
 FROM
 	SYSCAT.INDEXES
 WHERE
-	UNIQUERULE = 'P' AND TABSCHEMA IN ('DB2INST1', 'NULLID', 'SESSION', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS')
+	UNIQUERULE = 'P' AND TABSCHEMA IN ('DB2INST1', 'NULLID', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS')
 
 -- DB2 DB2.LUW DB2LUW
 
@@ -37,7 +37,7 @@ SELECT
 FROM
 	SYSCAT.COLUMNS
 WHERE
-	TABSCHEMA IN ('DB2INST1', 'NULLID', 'SESSION', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS')
+	TABSCHEMA IN ('DB2INST1', 'NULLID', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS')
 
 -- DB2 DB2.LUW DB2LUW
 
@@ -53,7 +53,7 @@ SELECT
 FROM
 	SYSCAT.REFERENCES
 WHERE
-	TABSCHEMA IN ('DB2INST1', 'NULLID', 'SESSION', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS')
+	TABSCHEMA IN ('DB2INST1', 'NULLID', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS')
 
 -- DB2 DB2.LUW DB2LUW
 
@@ -72,7 +72,7 @@ SELECT * FROM (
 	FROM
 		SYSCAT.PROCEDURES p
 		LEFT JOIN SYSCAT.MODULEOBJECTS o ON p.SPECIFICNAME = o.SPECIFICNAME
-	WHERE p.PROCSCHEMA IN ('DB2INST1', 'NULLID', 'SESSION', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS')
+	WHERE p.PROCSCHEMA IN ('DB2INST1', 'NULLID', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS')
 	UNION ALL
 	SELECT
 		f.SPECIFICNAME,
@@ -87,7 +87,7 @@ SELECT * FROM (
 	FROM
 		SYSCAT.FUNCTIONS f
 		LEFT JOIN SYSCAT.MODULEOBJECTS o ON f.SPECIFICNAME = o.SPECIFICNAME
-		WHERE f.FUNCSCHEMA IN ('DB2INST1', 'NULLID', 'SESSION', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS'))
+		WHERE f.FUNCSCHEMA IN ('DB2INST1', 'NULLID', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS'))
 ORDER BY OBJECTMODULENAME, PROCSCHEMA, PROCNAME, PARM_COUNT
 
 -- DB2 DB2.LUW DB2LUW
@@ -106,7 +106,7 @@ SELECT
 	NULLS
 FROM
 	SYSCAT.PROCPARMS
-WHERE PROCSCHEMA IN ('DB2INST1', 'NULLID', 'SESSION', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS')
+WHERE PROCSCHEMA IN ('DB2INST1', 'NULLID', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS')
 UNION ALL
 SELECT
 	SPECIFICNAME,
@@ -121,7 +121,7 @@ SELECT
 	'Y'
 FROM
 	SYSCAT.FUNCPARMS
-	WHERE ROWTYPE <> 'R' AND FUNCSCHEMA IN ('DB2INST1', 'NULLID', 'SESSION', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS')
+	WHERE ROWTYPE <> 'R' AND FUNCSCHEMA IN ('DB2INST1', 'NULLID', 'SQLJ', 'SYSCAT', 'SYSFUN', 'SYSIBM', 'SYSIBMADM', 'SYSIBMINTERNAL', 'SYSIBMTS', 'SYSPROC', 'SYSPUBLIC', 'SYSSTAT', 'SYSTOOLS')
 
 -- DB2 DB2.LUW DB2LUW
 DECLARE @NAME VarChar(128) -- String

diff --git a/...nq.ComplexTests2.TestInsertUsingDerivedObjectUsingAttributes(Oracle.12.Managed).sql.other b/...nq.ComplexTests2.TestInsertUsingDerivedObjectUsingAttributes(Oracle.12.Managed).sql.other
@@ -0,0 +1,88 @@
+-- Oracle.12.Managed Oracle.Managed Oracle12
+DECLARE @FirstName Varchar2(21) -- String
+SET     @FirstName = 'test_inherited_insert'
+DECLARE @LastName Varchar2(4) -- String
+SET     @LastName = 'test'
+DECLARE @MiddleName Varchar2(4) -- String
+SET     @MiddleName = 'test'
+DECLARE @Gender Char(1) -- AnsiStringFixedLength
+SET     @Gender = 'U'
+DECLARE @IDENTITY_PARAMETER Decimal
+SET     @IDENTITY_PARAMETER = NULL
+
+INSERT INTO "Person"
+(
+	"FirstName",
+	"LastName",
+	"MiddleName",
+	"Gender"
+)
+VALUES
+(
+	:FirstName,
+	:LastName,
+	:MiddleName,
+	:Gender
+)
+RETURNING 
+	"PersonID" INTO :IDENTITY_PARAMETER
+
+-- Oracle.12.Managed Oracle.Managed Oracle12
+
+SELECT
+	t1."FirstName",
+	t1."PersonID" as ID,
+	t1."LastName",
+	t1."MiddleName",
+	t1."Gender"
+FROM
+	"Person" t1
+WHERE
+	t1."FirstName" = 'test_inherited_insert'
+FETCH NEXT 1 ROWS ONLY
+
+-- Oracle.12.Managed Oracle.Managed Oracle12
+DECLARE @FirstName Varchar2(21) -- String
+SET     @FirstName = 'test_inherited_insert'
+DECLARE @LastName Varchar2(4) -- String
+SET     @LastName = 'test'
+DECLARE @MiddleName Varchar2(4) -- String
+SET     @MiddleName = 'test'
+DECLARE @Gender Char(1) -- AnsiStringFixedLength
+SET     @Gender = 'U'
+DECLARE @ID Int32
+SET     @ID = 5
+
+UPDATE
+	"Person" t1
+SET
+	"FirstName" = :FirstName,
+	"LastName" = :LastName,
+	"MiddleName" = :MiddleName,
+	"Gender" = :Gender
+WHERE
+	t1."PersonID" = :ID
+
+-- Oracle.12.Managed Oracle.Managed Oracle12
+
+SELECT
+	t1."FirstName",
+	t1."PersonID" as ID,
+	t1."LastName",
+	t1."MiddleName",
+	t1."Gender"
+FROM
+	"Person" t1
+WHERE
+	t1."FirstName" = 'test_inherited_insert'
+FETCH NEXT 1 ROWS ONLY
+
+-- Oracle.12.Managed Oracle.Managed Oracle12
+DECLARE @ID Int32
+SET     @ID = 5
+
+DELETE FROM
+	"Person" t1
+WHERE
+	t1."PersonID" = :ID
+
diff --git a/...rTests/Issue792Tests/Tests.UserTests.Issue792Tests.TestWithTransaction(PostgreSQL.17).sql b/...rTests/Issue792Tests/Tests.UserTests.Issue792Tests.TestWithTransaction(PostgreSQL.17).sql
@@ -56,15 +56,15 @@ SELECT * FROM testdata.public."GetParentByID"(NULL::integer)
 
 -- PostgreSQL.17 PostgreSQL.15 PostgreSQL
 
-SELECT * FROM testdata.public."TestTableFunction"(NULL::integer)
+SELECT * FROM testdata.public."TestTableFunction1"(NULL::integer,NULL::integer)
 
 -- PostgreSQL.17 PostgreSQL.15 PostgreSQL
 
 SELECT * FROM testdata.public."TestTableFunctionSchema"()
 
 -- PostgreSQL.17 PostgreSQL.15 PostgreSQL
 
-SELECT * FROM testdata.public."TestTableFunction1"(NULL::integer,NULL::integer)
+SELECT * FROM testdata.public."TestTableFunction"(NULL::integer)
 
 -- PostgreSQL.17 PostgreSQL.15 PostgreSQL
 

diff --git a/...sts/Issue792Tests/Tests.UserTests.Issue792Tests.TestWithoutTransaction(PostgreSQL.17).sql b/...sts/Issue792Tests/Tests.UserTests.Issue792Tests.TestWithoutTransaction(PostgreSQL.17).sql
@@ -56,15 +56,15 @@ SELECT * FROM testdata.public."GetParentByID"(NULL::integer)
 
 -- PostgreSQL.17 PostgreSQL.15 PostgreSQL
 
-SELECT * FROM testdata.public."TestTableFunction"(NULL::integer)
+SELECT * FROM testdata.public."TestTableFunction1"(NULL::integer,NULL::integer)
 
 -- PostgreSQL.17 PostgreSQL.15 PostgreSQL
 
 SELECT * FROM testdata.public."TestTableFunctionSchema"()
 
 -- PostgreSQL.17 PostgreSQL.15 PostgreSQL
 
-SELECT * FROM testdata.public."TestTableFunction1"(NULL::integer,NULL::integer)
+SELECT * FROM testdata.public."TestTableFunction"(NULL::integer)
 
 RollbackTransaction
 -- PostgreSQL.17 PostgreSQL.15 PostgreSQL

diff --git a/...rTests/Issue792Tests/Tests.UserTests.Issue792Tests.TestWithTransaction(PostgreSQL.18).sql b/...rTests/Issue792Tests/Tests.UserTests.Issue792Tests.TestWithTransaction(PostgreSQL.18).sql
@@ -56,15 +56,15 @@ SELECT * FROM testdata.public."GetParentByID"(NULL::integer)
 
 -- PostgreSQL.18 PostgreSQL
 
-SELECT * FROM testdata.public."TestTableFunction"(NULL::integer)
+SELECT * FROM testdata.public."TestTableFunction1"(NULL::integer,NULL::integer)
 
 -- PostgreSQL.18 PostgreSQL
 
 SELECT * FROM testdata.public."TestTableFunctionSchema"()
 
 -- PostgreSQL.18 PostgreSQL
 
-SELECT * FROM testdata.public."TestTableFunction1"(NULL::integer,NULL::integer)
+SELECT * FROM testdata.public."TestTableFunction"(NULL::integer)
 
 -- PostgreSQL.18 PostgreSQL
 

diff --git a/...sts/Issue792Tests/Tests.UserTests.Issue792Tests.TestWithoutTransaction(PostgreSQL.18).sql b/...sts/Issue792Tests/Tests.UserTests.Issue792Tests.TestWithoutTransaction(PostgreSQL.18).sql
@@ -56,15 +56,15 @@ SELECT * FROM testdata.public."GetParentByID"(NULL::integer)
 
 -- PostgreSQL.18 PostgreSQL
 
-SELECT * FROM testdata.public."TestTableFunction"(NULL::integer)
+SELECT * FROM testdata.public."TestTableFunction1"(NULL::integer,NULL::integer)
 
 -- PostgreSQL.18 PostgreSQL
 
 SELECT * FROM testdata.public."TestTableFunctionSchema"()
 
 -- PostgreSQL.18 PostgreSQL
 
-SELECT * FROM testdata.public."TestTableFunction1"(NULL::integer,NULL::integer)
+SELECT * FROM testdata.public."TestTableFunction"(NULL::integer)
 
 RollbackTransaction
 -- PostgreSQL.18 PostgreSQL

diff --git a/...Tests/LinqToDB.EntityFrameworkCore.Tests.ConvertorTests.TestToList(SqlServer.2022.MS).sql b/...Tests/LinqToDB.EntityFrameworkCore.Tests.ConvertorTests.TestToList(SqlServer.2022.MS).sql
@@ -0,0 +1,164 @@
+-- SqlServer.2022
+DECLARE @Id BigInt -- Int64
+SET     @Id = 1
+DECLARE @PermanentId UniqueIdentifier -- Guid
+SET     @PermanentId = 'bc7b663d-0fde-4327-8f92-5d8cc3a11d11'
+DECLARE @Code NVarChar(4000) -- String
+SET     @Code = N'C1'
+DECLARE @Name NVarChar(4000) -- String
+SET     @Name = N'N1'
+DECLARE @IsDeleted Bit -- Boolean
+SET     @IsDeleted = NULL
+
+INSERT INTO [Subdivisions]
+(
+	[Id],
+	[PermanentId],
+	[Code],
+	[Name],
+	[IsDeleted]
+)
+VALUES
+(
+	@Id,
+	@PermanentId,
+	@Code,
+	@Name,
+	@IsDeleted
+)
+
+SELECT SCOPE_IDENTITY()
+
+
+
+-- SqlServer.2022
+DECLARE @Id BigInt -- Int64
+SET     @Id = 2
+DECLARE @PermanentId UniqueIdentifier -- Guid
+SET     @PermanentId = 'a948600d-de21-4f74-8ac2-9516b287076e'
+DECLARE @Code NVarChar(4000) -- String
+SET     @Code = N'C2'
+DECLARE @Name NVarChar(4000) -- String
+SET     @Name = N'N2'
+DECLARE @IsDeleted Bit -- Boolean
+SET     @IsDeleted = NULL
+
+INSERT INTO [Subdivisions]
+(
+	[Id],
+	[PermanentId],
+	[Code],
+	[Name],
+	[IsDeleted]
+)
+VALUES
+(
+	@Id,
+	@PermanentId,
+	@Code,
+	@Name,
+	@IsDeleted
+)
+
+SELECT SCOPE_IDENTITY()
+
+
+
+-- SqlServer.2022
+DECLARE @Id BigInt -- Int64
+SET     @Id = 3
+DECLARE @PermanentId UniqueIdentifier -- Guid
+SET     @PermanentId = 'bd3973a5-4323-4dd8-9f4f-df9f93e2a627'
+DECLARE @Code NVarChar(4000) -- String
+SET     @Code = N'C3'
+DECLARE @Name NVarChar(4000) -- String
+SET     @Name = N'N3'
+DECLARE @IsDeleted Bit -- Boolean
+SET     @IsDeleted = NULL
+
+INSERT INTO [Subdivisions]
+(
+	[Id],
+	[PermanentId],
+	[Code],
+	[Name],
+	[IsDeleted]
+)
+VALUES
+(
+	@Id,
+	@PermanentId,
+	@Code,
+	@Name,
+	@IsDeleted
+)
+
+SELECT SCOPE_IDENTITY()
+
+
+
+SELECT [s].[Id], [s].[Code], [s].[IsDeleted], [s].[Name], [s].[PermanentId]
+FROM [Subdivisions] AS [s]
+WHERE CAST([s].[Id] AS bigint) = CAST(1 AS bigint)
+
+
+-- SqlServer.2022
+
+SELECT
+	[s].[Id],
+	[s].[PermanentId],
+	[s].[Code],
+	[s].[Name],
+	[s].[IsDeleted]
+FROM
+	[Subdivisions] [s]
+WHERE
+	CAST([s].[Id] AS BigInt) = 1
+
+
+
+-- SqlServer.2022
+DECLARE @id BigInt -- Int64
+SET     @id = 1
+
+SELECT
+	[s].[Id],
+	[s].[PermanentId],
+	[s].[Code],
+	[s].[Name],
+	[s].[IsDeleted]
+FROM
+	[Subdivisions] [s]
+WHERE
+	[s].[Id] = @id
+
+
+
+-- SqlServer.2022
+
+SELECT
+	[s].[Id],
+	[s].[PermanentId],
+	[s].[Code],
+	[s].[Name],
+	[s].[IsDeleted]
+FROM
+	[Subdivisions] [s]
+WHERE
+	[s].[Id] IN (2, 3)
+
+
+
+-- SqlServer.2022
+
+SELECT
+	[t1].[Id],
+	[t1].[PermanentId],
+	[t1].[Code],
+	[t1].[Name],
+	[t1].[IsDeleted]
+FROM
+	[Subdivisions] [t1]
+
+
+
diff --git a/...oDB.EntityFrameworkCore.Tests.CustomContextIssueTests.Issue261Test(SqlServer.2022.MS).sql b/...oDB.EntityFrameworkCore.Tests.CustomContextIssueTests.Issue261Test(SqlServer.2022.MS).sql
@@ -0,0 +1,10 @@
+-- SqlServer.2022
+
+SELECT
+	[t1].[Id],
+	[t1].[Name]
+FROM
+	[Issue261Table] [t1]
+
+
+