sql server 备份

--完全备份
backup database news to disk='c:\news bak' with name='news backup all',description='Full Backup Of news'
--差异备份
backup database aspxpoliceroom to disk='c:\aspxpoliceroom.bak' with differential ,noinit,name='aspxpoliceroom backup dif',description='Differential Backup Of aspxpoliceroom'

SELECT *
  FROM   msdb.dbo.sysjobs   
  WHERE (name = N'aspxpoliceroom 备份测试')
-- 2005-10-11/15:19 上生成的脚本
-- 由: TSW\tsw
-- 服务器: (local)
create procedure DatabaseBackUp
as
BEGIN TRANSACTION           
  DECLARE @JobID BINARY(16) 
  declare @errNum int
  DECLARE @ReturnCode INT   
set @errNum=0
  SELECT @ReturnCode = 0    
IF (SELECT COUNT(*) FROM msdb.dbo.syscategories WHERE name = N'[Uncategorized (Local)]') < 1
  EXECUTE msdb.dbo.sp_add_category @name = N'[Uncategorized (Local)]'

  --删除同名的警报（如果有的话）。
  SELECT @JobID = job_id    
  FROM   msdb.dbo.sysjobs   
  WHERE (name = N'aspxpoliceroom 备份测试')      
  IF (@JobID IS NOT NULL)   
  BEGIN 
  -- 检查此作业是否为多重服务器作业 
  IF (EXISTS (SELECT  *
              FROM    msdb.dbo.sysjobservers
              WHERE   (job_id = @JobID) AND (server_id <> 0)))
  BEGIN
    -- 已经存在，因而终止脚本
    RAISERROR (N'无法导入作业“aspxpoliceroom 备份测试”，因为已经有相同名称的多重服务器作业。', 16, 1)
    GOTO QuitWithRollback 
  END
  ELSE
    -- 删除［本地］作业
    EXECUTE msdb.dbo.sp_delete_job @job_name = N'aspxpoliceroom 备份测试'
    SELECT @JobID = NULL
  END

BEGIN

  -- 添加作业
  EXECUTE @ReturnCode = msdb.dbo.sp_add_job @job_id = @JobID OUTPUT , @job_name = N'aspxpoliceroom 备份测试', @owner_login_name = N'TSW\tsw', @description = N'没有可用的描述。', @category_name = N'[Uncategorized (Local)]', @enabled = 1, @notify_level_email = 0, @notify_level_page = 0, @notify_level_netsend = 0, @notify_level_eventlog = 2, @delete_level= 0
begin
  set @errNum=1
  IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback
end
  -- 添加作业步骤
  EXECUTE @ReturnCode = msdb.dbo.sp_add_jobstep @job_id = @JobID, @step_id = 1, @step_name = N'第 1 步', @command = N'BACKUP DATABASE [aspxpoliceroom] TO  DISK = N''c:\aspxpoliceroom.bak'' WITH  NOINIT ,  NOUNLOAD ,  NAME = N''aspxpoliceroom 备份测试'',  SKIP ,  STATS = 10,  NOFORMAT ', @database_name = N'master', @server = N'', @database_user_name = N'', @subsystem = N'TSQL', @cmdexec_success_code = 0, @flags = 0, @retry_attempts = 0, @retry_interval = 0, @output_file_name = N'', @on_success_step_id = 0, @on_success_action = 1, @on_fail_step_id = 0, @on_fail_action = 2
  IF (@@ERROR <> 0 OR @ReturnCode <> 0)
begin
    set @errNum=2
  GOTO QuitWithRollback
  end
  EXECUTE @ReturnCode = msdb.dbo.sp_update_job @job_id = @JobID, @start_step_id = 1
begin
    set @errNum=3
  IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback
end
  -- 添加作业调度
  EXECUTE @ReturnCode = msdb.dbo.sp_add_jobschedule @job_id = @JobID, @name = N'第 1 调度', @enabled = 1, @freq_type = 8, @active_start_date = 20051011, @active_start_time = 0, @freq_interval = 1, @freq_subday_type = 1, @freq_subday_interval = 0, @freq_relative_interval = 0, @freq_recurrence_factor = 1, @active_end_date = 99991231, @active_end_time = 235959
begin
    set @errNum=4
  IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback
end
  -- 添加目标服务器
  EXECUTE @ReturnCode = msdb.dbo.sp_add_jobserver @job_id = @JobID, @server_name = N'(local)'
begin
    set @errNum=5
  IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback
end
END
COMMIT TRANSACTION         
GOTO   EndSave             
QuitWithRollback:
  IF (@@TRANCOUNT > 0) ROLLBACK TRANSACTION
print '错误步骤'+@errNum
EndSave:
print '执行完毕!'

EXEC DatabaseBackUp

drop PROC DatabaseBackUp

begin transaction
delete msdb.dbo.sysjobs   
  WHERE (name = N'aspxpoliceroom 备份测试')
commit transaction