1 CREATE proc [dbo].[usp_autoBackupDB] 2 @dbname sysname=null --要备份的数据库名，不指定即为全部备份 3 ,@path nvarchar(128)=\'d:\\' --备份目录路径 4 ,@backup_type varchar(16)=\'database\' --备份类型，可以为database,log 5 ,@backup_sysdb int=0 --是否备份系统数据库，0为不备份，1为备份 6 as 7 set nocount on; 8 9 declare @dbcnt int =0 10 ,@sql varchar(2000)=\'\' 11 ,@except_db varchar(1000)=case @backup_sysdb 12 when 0 then \'\'\'\'+\'master\'+\'\'\'\'+\',\'+\'\'\'\' +\'msdb\'+\'\'\'\'+\',\'+\'\'\'\'+\'tempdb\'+\'\'\'\'+\',\'+\'\'\'\'+\'model\'+\'\'\'\' 13 when 1 then \'\' end; 14 declare @db_list table(id int identity(1,1) not null,name sysname); 15 declare @backup_err_list table(id int identity(1,1) not null,name sysname); 16 if right(@path,1)<>\'\\' 17 set @path=@path+\'\\' 18 19 if @dbname is null or @dbname in (\'all\',\'*\') 20 begin 21 --将所有数据库名存到一张临时表上 22 set @sql=\'select name from sys.databases where name not in (\'+@except_db+\');\' 23 insert into @db_list(name) exec(@sql); 24 25 --得到一共有多少个数据库 26 select @dbcnt=count(1) from @db_list; 27 --开始循环 28 while @dbcnt>0 29 begin 30 --从临时表中获得最后一个数据库的名字 31 select @dbname=name from @db_list where id=@dbcnt; 32 set @sql=\'backup \'+@backup_type+\' \'+@dbname+\' to disk=\'+\'\'\'\'+@path+@backup_type+\'_\'+@dbname+\'.\'+convert(varchar(8),getdate(),112)+\'.\'+DATENAME(HH,GETDATE())+\'\'\'\' 33 --开始循环备份 34 exec (@sql); 35 if @@ERROR<>0 36 insert into @backup_err_list(name) values(@dbname); 37 set @dbcnt=@dbcnt-1 38 end 39 end 40 else 41 begin 42 set @sql=\'backup \'+@backup_type+\' \'+@dbname+\' to disk=\'+\'\'\'\'+@path+@backup_type+\'_\'+@dbname+\'.\'+convert(varchar(8),getdate(),112)+\'.\'+DATENAME(HH,GETDATE())+\'\'\'\' 43 --仅备份一次 44 exec (@sql); 45 if @@ERROR<>0 46 insert into @backup_err_list(name) values(@dbname); 47 48 end 49 if exists(select * from @backup_err_list) 50 select ID ,name as \'backup_err_dbname\' from @backup_err_list; 51 else print \'backup success\'; 52 53 set nocount off; 54 55 GO