use msdb
go
declare @sJobName sysname
declare @sDatabase sysname
declare @sCommand nvarchar(3200)
set @sDatabase = 'JetHr'
set @sJobName = 'Penseesoft Database Backup'
set @sCommand =
'
backup database JetHr
to disk=''d:\aa.bak''
'
if exists (select * from dbo.sysjobs where name =@sJobName)
exec sp_delete_job @job_name = @sJobName
exec sp_add_job @job_name = @sJobName
exec sp_add_jobstep @job_name = @sJobName,
@step_name = 'backup',
@subsystem = 'TSQL',
@command = @sCommand,
@database_name = @sDatabase
EXEC sp_add_jobschedule @job_name = @sJobName,
@name = '23:00',
@freq_type = 4, -- 每天
@freq_interval = 1, --间隔
@active_start_time = 230000 --开始时间