January 2005
Beginner to intermediate
928 pages
22h 14m
English
book
Understanding DB2®: Learning Visually with Examples
by Raul F. Chong, Clara Liu, Sylvia F. Qi, Dwaine R. Snow
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13.6. Database and Table Space Roll Forward
If you have to restore your database or a table space in one of your databases, you will lose any changes made since the backup was taken unless you have log retain enabled and use the ROLLFORWARD command to replay the logs for your database.
13.6.1. Database Roll Forward
If a backup operation is performed online, then there are still users connecting to the database and they may be in the middle of a transaction. Therefore, an online backup contains the backup image of a database that is in an inconsistent state. After restoring the backup image into a database, the database is immediately placed in a roll forward pending state. You must run the ROLLFORWARD DATABASE command to bring the database back ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.