Sincronizar SID DB user com SID Login SQL

sp_configure @configname = 'allow updates', @configvalue = '1'
RECONFIGURE WITH OVERRIDE
GO

declare @id1 AS varbinary(85)

SET @id1 = (select sid from master..sysxlogins where name = 'LOGIN_NAME')


update [DB_NAME]..sysusers set sid =@id1  where name = 'USER_DB_NAME'

sp_configure @configname = 'allow updates', @configvalue = '0'
RECONFIGURE WITH OVERRIDE
GO