USE [master]
GO
ALTER DATABASE DNName SET RECOVERY SIMPLE WITH NO_WAIT
GO
ALTER DATABASE DNName SET RECOVERY SIMPLE --简单模式
GO
USE DNName
GO
DBCC SHRINKFILE (N‘DNName_Log‘ , 11, TRUNCATEONLY)

 

GO

 ‘这里的DNName_Log 如果不知道在sys.database_files里是什么名字的话，可以用以下注释的语句进行查询

‘USE DNName

‘GO

‘SELECT file_id, nameFROM sys.database_files;

‘GO
USE [master]
GO
ALTER DATABASE DNName SET RECOVERY FULL WITH NO_WAIT
GO
ALTER DATABASE DNName SET RECOVERY FULL --还原为完全模式
GO