sql server数据库备份压缩拷贝实例

--数据库备份压缩拷贝实例：前提要安装RAR压缩软件 --声明变量 declare @day varchar(10),@dbname varchar(20),@filename varchar(100),@cmd_str varchar(500),@local_name varchar(500) --初始变量值 set @day = convert(varchar(10),getdate(),112) set @dbname='database' set @filename=@dbname+@day set @local_name='y:\backup\database\'+@filename --sql备份 backup database database to disk=@local_name with init --删除备份 set @cmd_str='del y:\backup\database\'+@dbname + convert(varchar(10),DATEADD(DAY,-2,getdate()),112) EXEC master..xp_cmdshell @cmd_str --删除RAR set @cmd_str='del y:\backup\database\'+@dbname+'.rar' EXEC master..xp_cmdshell @cmd_str

--压缩到网络驱动器上

set @cmd_str='"C:\Program Files\WinRAR\WinRAR.exe" a y:\backup\database\'+@dbname+'.rar ' + @local_name print @cmd_str+char(10) EXEC master..xp_cmdshell @cmd_str

--网络认证 EXEC master..xp_cmdshell 'net use w: \\200.168.15.9\backup "baijin830" /user:"WINDOWS-72AMTFX\administrator"',no_output --网络拷贝 set @cmd_str='copy x:\backup\database\'+ @dbname+'.rar ' + 'w:\' print @cmd_str+char(10) EXEC master..xp_cmdshell @cmd_str

go