日期:2014-05-18 浏览次数:20481 次
--小F的 /*******************完整备份作业*******************/ --完整备份,每周一次 USE Master GO declare @str varchar(100) set @str='D:\DBtext\jgj\DBABak\FullBak'+replace(replace(replace(convert(varchar,getdate(),20),'-',''),' ',''),':','')+'.bak' BACKUP DATABASE [demo] TO DISK=@str WITH RETAINDAYS=15,NOFORMAT,NOINIT, NAME=N'Demo完整备份',SKIP,NOREWIND, NOUNLOAD,STATS=10 GO /*******************差异备份作业*******************/ --截断日志 USE Master GO BACKUP LOG Demo WITH NO_LOG GO --收缩日志文件 USE Demo GO DBCC SHRINKFILE (N'Demo_log',0,TRUNCATEONLY) GO --差异备份,每天一次 USE Master GO declare @str varchar(100) set @str='D:\DBtext\jgj\DBABak\DiffBak'+replace(replace(replace(convert(varchar,getdate(),20),'-',''),' ',''),':','')+'.diff' BACKUP DATABASE [Demo] TO DISK=@str WITH DIFFERENTIAL,RETAINDAYS=8,NOFORMAT,NOINIT, NAME=N'Demo差异备份',SKIP,NOREWIND, NOUNLOAD,STATS=10 GO /******************日志备份作业*******************/ --日志备份,每小时一次 USE Demo GO declare @str varchar(100) set @str='D:\DBtext\jgj\DBABak\logbak'+replace(replace(replace(convert(varchar,getdate(),20),'-',''),' ',''),':','')+'.trn' BACKUP LOG [Demo] TO DISK=@str WITH RETAINDAYS=3,NOFORMAT,NOINIT, NAME=N'Demo日志备份',SKIP,NOREWIND, NOUNLOAD,STATS=10 GO --删除过期的备份文件,每天两次 declare @str varchar(100),@dir varchar(100),@fileName varchar(30) set @dir='del D:\DBtext\jgj\DBABak\' set @filename=left(replace(replace(replace(convert(varchar,getdate()-15,20),'-',''),' ',''),':',''),8) set @str=@dir+'fullbak'+@filename+'*.bak' exec xp_cmdshell @str set @filename=left(replace(replace(replace(convert(varchar,getdate()-8,20),'-',''),' ',''),':',''),8) set @str=@dir+'diffbak'+@filename+'*.diff' exec xp_cmdshell @str set @filename=left(replace(replace(replace(convert(varchar,getdate()-8,20),'-',''),' ',''),':',''),8) set @str=@dir+'logbak'+@filename+'*.trn' exec xp_cmdshell @str
------解决方案--------------------
觉得必要时,就备份,一般工作不是很频繁的一周一备叱.可以设置为自动化,用作业.
------解决方案--------------------