利用SQL Server代理自动备份数据库
2011-02-20 21:38 何朝阳 阅读(849) 评论(0) 编辑 收藏 举报DECLARE @bakName varchar(500)
SET @bakName = 'E:\数据库备份\Lab_'
+ REPLACE(REPLACE(REPLACE(REPLACE(CONVERT(varchar(50), GETDATE(), 21),'-',''),':',''),'.',''),' ','') + '.bak'
BACKUP DATABASE [Lab] TO
DISK = @bakName
WITH NOFORMAT, NOINIT,
NAME = N'Lab-完整 数据库 备份',
SKIP,NOREWIND,NOUNLOAD,STATS = 10
GO
在SQL Server中新建查询,输入以下SQL语句,即可以在“SQL Server代理”中新建作业,用于自动备份数据库:
USE [msdb]
GO
/****** 对象: Job [数据库Lab备份] 脚本日期: 02/20/2011 21:35:28 ******/
BEGIN TRANSACTION
DECLARE @ReturnCode INT
SELECT @ReturnCode = 0
/****** 对象: JobCategory [Database Maintenance] 脚本日期: 02/20/2011 21:35:28 ******/
IF NOT EXISTS (SELECT name FROM msdb.dbo.syscategories WHERE name=N'Database Maintenance' AND category_class=1)
BEGIN
EXEC @ReturnCode = msdb.dbo.sp_add_category @class=N'JOB', @type=N'LOCAL', @name=N'Database Maintenance'
IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback
END
DECLARE @jobId BINARY(16)
EXEC @ReturnCode = msdb.dbo.sp_add_job @job_name=N'数据库Lab备份',
@enabled=1,
@notify_level_eventlog=0,
@notify_level_email=0,
@notify_level_netsend=0,
@notify_level_page=0,
@delete_level=0,
@description=N'无描述。',
@category_name=N'Database Maintenance',
@owner_login_name=N'WEBSERVER\Administrator', @job_id = @jobId OUTPUT
IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback
/****** 对象: Step [备份Lab数据库] 脚本日期: 02/20/2011 21:35:28 ******/
EXEC @ReturnCode = msdb.dbo.sp_add_jobstep @job_id=@jobId, @step_name=N'备份Lab数据库',
@step_id=1,
@cmdexec_success_code=0,
@on_success_action=1,
@on_success_step_id=0,
@on_fail_action=2,
@on_fail_step_id=0,
@retry_attempts=0,
@retry_interval=0,
@os_run_priority=0, @subsystem=N'TSQL',
@command=N'DECLARE @bakName varchar(500)
SET @bakName = ''E:\数据库备份\Lab_''
+ REPLACE(REPLACE(REPLACE(REPLACE(CONVERT(varchar(50), GETDATE(), 21),''-'',''''),'':'',''''),''.'',''''),'' '','''') + ''.bak''
BACKUP DATABASE [Lab] TO
DISK = @bakName
WITH NOFORMAT, NOINIT,
NAME = N''Lab-完整 数据库 备份'',
SKIP,NOREWIND,NOUNLOAD,STATS = 10
GO',
@database_name=N'master',
@flags=0
IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback
EXEC @ReturnCode = msdb.dbo.sp_update_job @job_id = @jobId, @start_step_id = 1
IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback
EXEC @ReturnCode = msdb.dbo.sp_add_jobschedule @job_id=@jobId, @name=N'数据库Lab备份',
@enabled=1,
@freq_type=4,
@freq_interval=1,
@freq_subday_type=8,
@freq_subday_interval=4,
@freq_relative_interval=0,
@freq_recurrence_factor=0,
@active_start_date=20110220,
@active_end_date=99991231,
@active_start_time=0,
@active_end_time=235959
IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback
EXEC @ReturnCode = msdb.dbo.sp_add_jobserver @job_id = @jobId, @server_name = N'(local)'
IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback
COMMIT TRANSACTION
GOTO EndSave
QuitWithRollback:
IF (@@TRANCOUNT > 0) ROLLBACK TRANSACTION
EndSave:
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本文原创发表于博客园,作者为何朝阳,博客http://www.cnblogs.com/hechaoyang/
本文版权归作者和博客园共有,欢迎转载,但未经作者同意必须保留此段声明,且在文章页面明显位置给出原文连接,否则视为侵权。
本文原创发表于博客园,作者为何朝阳,博客http://www.cnblogs.com/hechaoyang/
本文版权归作者和博客园共有,欢迎转载,但未经作者同意必须保留此段声明,且在文章页面明显位置给出原文连接,否则视为侵权。