create PROCEDURE GY_DBBak
@bakequip int, -- 备份设备：磁盘&磁带
@bakpath varchar(50), -- 带全路径的备份文件名
@baktype int, -- 完全备份&增量备份
@baklog int, -- ‘0’备份日志
@bakdb int, -- ‘0’备份数据库
@kind varchar(7), --备份还是恢复
@retmsg varchar(20) output --返回信息
AS
DECLARE @DevName_data varchar(50)
DECLARE @DevName_log varchar(50)
declare @db_path varchar(100)
declare @log_path varchar(100)
DECLARE @RC INT
SELECT @db_path = @bakpath + '.dat'
SELECT @log_path = @bakpath + 'log.dat'
SELECT @RC=0
select @DevName_data='dali',@DevName_log='dalilog'
DBCC CHECKDB(数据库名)
/***********************************************************
** CREATE BACKUP AND RESTORE DEVICES
************************************************************/
IF @RC=0
BEGIN
EXEC sp_addumpdevice 'disk', @DevName_data,@db_path
exec sp_addumpdevice 'disk', @DevName_log,@log_path
select @rc=@@error
IF @RC<>0
begin
EXEC SP_DropDevice @Devname_data
exec sp_dropdevice @devname_log
SELECT @RC=-1000
return @rc
end
END
IF @kind='backup'
BEGIN
IF @bakequip=0
BEGIN
IF @baktype=0
BEGIN
IF @bakdb=0
BEGIN
BACKUP DATABASE 数据库名 TO DISK=@Devname_data
WITH INIT
END
IF @baklog=0
BEGIN
BACKUP LOG 数据库名 WITH NO_LOG
BACKUP LOG 数据库名 TO DISK=@DevName_log
WITH INIT,NO_TRUNCATE
END
END
ELSE BEGIN
IF @bakdb=0
BEGIN
BACKUP DATABASE 数据库名 TO DISK=@DevName_data
WITH NOINIT
END
IF @baklog=0
BEGIN
BACKUP LOG 数据库名 WITH NO_LOG
BACKUP LOG 数据库名 TO DISK=@DevName_log
WITH NOINIT,NO_TRUNCATE
END
END
END
SELECT @retmsg='数据库备份成功！'
END
IF @kind='restore'
BEGIN
RESTORE DATABASE 数据库名 FROM DISK= @DevName_data WITH REPLACE
SELECT @retmsg='恢复数据库成功！'
END
EXEC SP_DropDevice @Devname_data
exec sp_dropdevice @devname_log
RETURN 0
---测试：
declare @ varchar(100)
exec gy_dbbak 0,'aa',0,0,0,'backup',@ output
select @
备份：
use master
backup database yourdatabase to disk='d:\...\***.bak'
还原:
use master
restore database yourdatabase from disk='d:\...\***.bak'
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