数据库日志删除、压缩操作

USE xx;
GO
-- Truncate the log by changing the database recovery model to SIMPLE.
ALTER DATABASE xx 
SET RECOVERY SIMPLE;
GO
-- Shrink the truncated log file to 1 MB.
DBCC SHRINKFILE (xx_Log, 1);
GO
-- Reset the database recovery model.
ALTER DATABASE xx 
SET RECOVERY FULL;
GO