How to change SQL Server to Mixed Mode Authentication using t sql

EXEC xp_instance_regwrite

    N'HKEY_LOCAL_MACHINE'

    , N'Software\Microsoft\MSSQLServer\MSSQLServer'

    , N'LoginMode'

    , REG_DWORD, 2

go

restart sql server

How to Get DATABASE OUT OF SUSPECT MODE MS SQL SERVER

ALTER DATABASE DBName  SET  EMERGENCY
 
DBCC CHECKDB('DBName')
 
ALTER DATABASE DBName SET SINGLE_USER WITH ROLLBACK IMMEDIATE
 
DBCC CHECKDB('DBName', REPAIR_ALLOW_DATA_LOSS)
 
ALTER DATABASE DBName SET MULTI_USER

Error message “Explorer.exe - No such interface supported” in Windows 7

1. Click Start. In the Search box, type CMD. At the top of the window, right-click the cmd icon and choose Run as Administrator.
2. At the prompt, type in FOR /R C:\ %G IN (*.dll) DO "%systemroot%\system32\regsvr32.exe" /s "%G" and press.

This will take several minutes to complete. There will be several C+ Runtime errors that will appear, as well as the system slowing down. Once complete, restart the system and test.

How to migrate a MS SQL Server database to a lower version

Solution 1

Generate a script of schema and data using ssms "generate scipts" option

Solution 2

Generate a script of schema using ssms "generate scipts" option

Use data compare wizard is data is too big

Slow Database First Code Generation Visual Studio

Running the following on the DB worked for me:

ALTER DATABASE SCOPED CONFIGURATION SET LEGACY_CARDINALITY_ESTIMATION=ON

Then, after the update, setting it back using:

ALTER DATABASE SCOPED CONFIGURATION SET LEGACY_CARDINALITY_ESTIMATION=OFF