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Schema changes on on large tables

From: PR <priisberg_at_netscape.net>
Date: 14 Sep 2004 00:03:41 -0700
Message-ID: <d95b480f.0409132303.291b66f9@posting.google.com> 





Hi,


I have a basic question on schema changes performed on populated tables. 
Should I prepare for big roll back area and so on for both of these changes:
ALTER TABLE ADD COLUMN



ALTER TABLE ALTER COLUMN



Table contain abt. 40 mill records



Appriciate the help, as i am just DBA stand in in my project:-)
Received on Tue Sep 14 2004 - 02:03:41 CDT












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