sqlserver 自动备份所有数据库的SQL

<div class="codetitle"><a style="CURSOR: pointer" data="3573" class="copybut" id="copybut3573" onclick="doCopy('code3573')"> 代码如下:<div class="codebody" id="code3573">
use master
declare @DbName varchar(60)
declare @BackSql varchar(1000)
declare myCursor cursor for
SELECT [name] FROM SYSDATABASES
where [name] not in ('master','model','msdb','tempdb')
order by [name]
open myCursor
fetch next from myCursor into @DbName
while(@@FETCH_STATUS = 0)
begin
if datename(weekday,getdate())='星期三' --每周三覆盖上周三的
begin
select @BackSql='Backup DATABASE ['+@DbName+'] to disk=''E:DbBackUp'+@DbName+'星期三.bak'' with format'
end
else--每天覆盖上一天的
begin
select @BackSql='Backup DATABASE ['+@DbName+'] to disk=''E:DbBackUp'+@DbName+'AutoBack.bak'' with format'
end
exec(@BackSql)
fetch next from myCursor into @DbName
end
close myCursor
DEALLOCATE myCursor

（编辑：李大同）

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