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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5.6. Instance and Database Design Considerations
Now that you are familiar with the concepts of instances and how to configure instances and databases, you may be wondering about design issues. Is it better to have one instance or multiple instances per server machine? Is it better to have one database or multiple databases per instance?
You may want to have multiple instances per server machine for the following reasons.
You want to separate your development and test environments but you cannot afford to have different servers.
For security reasons, you want to have different instances. As you will see in Chapter 10, Implementing Security, you can grant SYSADM authority to an operating system group by assigning the name of this group to the SYSADM_GROUP ...
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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.