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Topic: Database Administration >> BACKUP STRATEGIES

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 Title: BACKUP STRATEGIES
 vishu  Posted: May 14, 2008 12:21:50 AM

 Total Post: 16
 Joined: Apr, 2008






 Please give me guidline about which backup strategy is good to automate
backup of oracle 10g 24x7 database.


Thanks in advance

 GOPU
Posted: May 14, 2008 12:35:49 AM  

 Total Post: 268
 Joined: Apr, 2008






 
You can choose a backup strategy based on your production environment,your oraganization and the size of your database.

If the database size is small,you can go for export backups,Other wise you can i am suggesting you to go for RMAN backups.

 Murtuja
Posted: May 14, 2008 12:55:14 AM  

 Total Post: 843
 Joined: Jan, 2006






 
Hi,

RMAN backups are the best for production DB.You can use very nice features of RMAN like compression,corruption detection.

In Development/test database you can take export depending on DB size.

 Murtuja
Posted: May 14, 2008 12:58:17 AM  

 Total Post: 843
 Joined: Jan, 2006






 
In Oracle 10g Enterprise Edition have Incrementally Updated Backups
( block traking ) in RMAN.

Read this link for more information
http://www.oracle-base.com/articles/10g/RMANEnhancements10g.php#incrementally_updated_backups

 vishu
Posted: May 14, 2008 07:27:16 AM  

 Total Post: 16
 Joined: Apr, 2008






 
But can you tell me how to automate backup using RMAN for
24X7 medium size production database

 dbavinod
Posted: May 14, 2008 07:39:34 AM  

 Total Post: 90
 Joined: Sep, 2006






 
RMAN is more integrated with OEM.or use DBMS_JOBS

 GOPU
Posted: May 14, 2008 07:46:36 AM  

 Total Post: 268
 Joined: Apr, 2008






 
vishu,

you can automate the backup based on your requirement.
you can implement the rman and you can make the scripts for the rman backups and you can schedule it...for example monday and wednesday you can take incremental and in the weekend you can take the full backup.based on this you make the script and schedule it.

 Murtuja
Posted: May 14, 2008 10:51:14 AM  

 Total Post: 843
 Joined: Jan, 2006






 
Hi

You can automate RMAN backup using shell script and sql script.

You have to write one sql file like below

delete noprompt obsolete;
crosscheck archivelog all;
delete noprompt expired archivelog all;
resync catalog;
backup database;
exit;


Now call this sql script from shell script




 vishu
Posted: May 16, 2008 12:54:34 AM  

 Total Post: 16
 Joined: Apr, 2008






 
Can you tell me how to schedule sql script?
Either using Database or using Operating System?
Im using Windows 2003 server operating system

 GOPU
Posted: May 16, 2008 12:58:54 AM  

 Total Post: 268
 Joined: Apr, 2008






 
IF you made a batch file you can schedule it in the Operating system.
In windows 2003 server scheduler option is there.

 GOPU
Posted: May 16, 2008 12:59:10 AM  

 Total Post: 268
 Joined: Apr, 2008






 
IF you made a batch file you can schedule it in the Operating system.
In windows 2003 server scheduler option is there.

 Time Zone: EDT

  




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