SQL Server 2008 清空删除日志文件(瞬间日志变几M)
时间:2020-11-10 14:01 作者:admin610456
SQL2008清空删除日志:
方法一:
USE [master]GOALTER DATABASE AFMS SET RECOVERY SIMPLE WITH NO_WAITGOALTER DATABASE AFMS SET RECOVERY SIMPLEGOUSE AFMSGODBCC SHRINKFILE (N'AFMS_Log' , 11, TRUNCATEONLY) GOUSE [master]GOALTER DATABASE AFMS SET RECOVERY FULL WITH NO_WAITGOALTER DATABASE AFMS SET RECOVERY FULLGO
'在SQL2008中清除日志就必须在简单模式下进行,等清除动作完毕再调回到完全模式。
USE [master]GOALTER DATABASE DNName SET RECOVERY SIMPLE WITH NO_WAITGOALTER DATABASE DNName SET RECOVERY SIMPLE --简单模式GOUSE DNNameGODBCC 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;'GOUSE [master]GOALTER DATABASE DNName SET RECOVERY FULL WITH NO_WAITGOALTER DATABASE DNName SET RECOVERY FULL --还原为完全模式GO
SQL2005清空删除日志:
Backup Log DNName with no_log '这里的DNName是你要收缩的数据库名,自己注意修改下面的数据库名,我就不再注释了。godump transaction DNName with no_log goUSE DNNameDBCC SHRINKFILE (2)Go
sqlserver2000压缩日志
可以将jb51.ldf文件变得很小,方便备份数据库等,在sqlserver查询分析器中执行即可。
DUMP TRANSACTION [jb51] WITH NO_LOG BACKUP LOG [jb51] WITH NO_LOG DBCC SHRINKDATABASE([jb51])
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