sql server 定时备份 脚本

DECLARE @filename VARCHAR(255)

DECLARE @date DATETIME

SELECT @date = GETDATE()

SELECT @filename = 'G:\backup\NewPlulishSQL-'

+ CAST(DATEPART(yyyy, @date) AS VARCHAR) + '-'

+ CAST(DATEPART(mm, @date) AS VARCHAR) + '-'

+ CAST(DATEPART(dd, @date) AS VARCHAR) + '.bak'

BACKUP DATABASE NewsPublish TO DISK=@filename WITH INIT

DECLARE @filename VARCHAR(255)

DECLARE @date DATETIME

SELECT @date = GETDATE()

SELECT @filename = 'G:\backup\NewPlulishSQL'+ '('

        + CONVERT(varchar(100), GETDATE(), 112) + ')' + '.bak'

BACKUP DATABASE NewsPublish TO DISK=@filename WITH INIT

注意要存在backup文件夹

每天三点备份

USE [msdb]

GO

/****** Object:  Job [定时备份]    Script Date: 01/29/2019 11:52:49 ******/

IF  EXISTS (SELECT job_id FROM msdb.dbo.sysjobs_view WHERE name = N'定时备份')

EXEC msdb.dbo.sp_delete_job @job_id=N'b155492a-4e2e-4137-9a2e-e942216e18b6', @delete_unused_schedule=1

GO

USE [msdb]

GO

/****** Object:  Job [定时备份]    Script Date: 01/29/2019 11:52:49 ******/

BEGIN TRANSACTION

DECLARE @ReturnCode INT

SELECT @ReturnCode = 0

/****** Object:  JobCategory [[Uncategorized (Local)]]]    Script Date: 01/29/2019 11:52:49 ******/

IF NOT EXISTS (SELECT name FROM msdb.dbo.syscategories WHERE name=N'[Uncategorized (Local)]' AND category_class=1)

BEGIN

EXEC @ReturnCode = msdb.dbo.sp_add_category @class=N'JOB', @type=N'LOCAL', @name=N'[Uncategorized (Local)]'

IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback

END

DECLARE @jobId BINARY(16)

EXEC @ReturnCode =  msdb.dbo.sp_add_job @job_name=N'定时备份',

        @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'[Uncategorized (Local)]',

        @owner_login_name=N'sa', @job_id = @jobId OUTPUT

IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback

/****** Object:  Step [备份数据库]    Script Date: 01/29/2019 11:52:49 ******/

EXEC @ReturnCode = msdb.dbo.sp_add_jobstep @job_id=@jobId, @step_name=N'备份数据库',

        @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 @filename VARCHAR(255)

DECLARE @date DATETIME

SELECT @date = GETDATE()

SELECT @filename = ''G:\backup\NewPlulishSQL''+ ''(''

        + CONVERT(VARCHAR(100), GETDATE(), 112) + '')'' + ''.bak''

BACKUP DATABASE NewsPublish TO DISK=@filename WITH INIT',

        @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'每天备份',

        @enabled=1,

        @freq_type=4,

        @freq_interval=1,

        @freq_subday_type=1,

        @freq_subday_interval=0,

        @freq_relative_interval=0,

        @freq_recurrence_factor=0,

        @active_start_date=20190129,

        @active_end_date=99991231,

        @active_start_time=30000,

        @active_end_time=235959,

        @schedule_uid=N'13f46e06-2d9b-477f-b3f1-6e34451dd9fd'

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:

GO