Thứ Bảy, 27 tháng 6, 2015

SQL Tips: Create SQL Job to backup database everyday


Today, I will make a backup manual database daily work by creating SQL Job.
First we have to install the SQL Server Agent SQL.
Set mode to run automatically when Windows startup.

Step 1.

- Setup SQL Server Agent
- Run Sql Server Agent services




Step 2.
- Create database: "Demo"
- Create store procedure jb_Backup_Database


-- =============================================
-- Author: Phuong Nguyen
-- Create date: YYYY-MM-DD
-- Description: Backup database
-- =============================================
ALTER PROCEDURE [dbo].[jb_Backup_Database]

AS
BEGIN

DECLARE @DBName NVARCHAR(50) -- database name
DECLARE @BKPath NVARCHAR(256) -- path for backup files
DECLARE @BKFileName NVARCHAR(256) -- filename for backup
DECLARE @BKFileDate NVARCHAR(20) -- used for file name

-- Set dbname is current db
SET @DBName = DB_NAME()

-- Database backup directory
SET @BKPath = 'C:\DB\Backup\'

-- Filename format
SELECT @BKFileDate = CONVERT(NVARCHAR(20),getDate(),112)
SET @BKFileName = @BKPath + @DBName + '_' + @BKFileDate + '.BAK'

BACKUP DATABASE @DBName TO DISK = @BKFileName

END

- Run proc to test result
exec jb_Backup_Database

Create backup file successful



Step 3. Create Job call store procedure

- Create Job with job name "jb_Backup_database_demo"


- Create Step for database "Demo" with command: exec jb_Backup_Database

- Schedule Job

After create job, enable job.

You can run job to test result.

SQL Script:
USE [msdb]
GO

/****** Object: Job [jb_Backup_database_demo] Script Date: 6/28/2015 4:18:14 PM ******/
BEGIN TRANSACTION
DECLARE @ReturnCode INT
SELECT @ReturnCode = 0
/****** Object: JobCategory [[Uncategorized (Local)]]] Script Date: 6/28/2015 4:18:14 PM ******/
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'jb_Backup_database_demo',
@enabled=1,
@notify_level_eventlog=0,
@notify_level_email=0,
@notify_level_netsend=0,
@notify_level_page=0,
@delete_level=0,
@description=N'No description available.',
@category_name=N'[Uncategorized (Local)]',
@owner_login_name=N'sa', @job_id = @jobId OUTPUT
IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback
/****** Object: Step [RunBackupDemo] Script Date: 6/28/2015 4:18:15 PM ******/
EXEC @ReturnCode = msdb.dbo.sp_add_jobstep @job_id=@jobId, @step_name=N'RunBackupDemo',
@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'exec jb_Backup_Database',
@database_name=N'Demo',
@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'Everyday',
@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=20150627,
@active_end_date=99991231,
@active_start_time=234700,
@active_end_time=235959,
@schedule_uid=N'624f7aee-128d-403b-8037-4bde1c1a792d'
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

You are created Job to backup database everyday.

Good luck


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