March 2012
Intermediate to advanced
442 pages
9h 31m
English
Content preview from IBM DB2 9.7 Advanced Application Developer CookbookBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Creating Created Global Temporary Tables (CGTT)
DB2 9.7 introduced a new type of temporary table: Created Global Temporary Table, also known as CGTT. The purpose of using a created global temporary table is the same as a declared global temporary table, which is to store the intermediate results within an application. There are some key differences between the two. The biggest difference between a CGTT and a DGTT is the existence in system catalogs. The definition of the created global temporary tables are stored in system catalogs, while it's not done for a DGTT. The content of a CGTT is still private to a session. Because the definitions of a CGTT is present in system catalogs, it persists. The advantage of its persistence is that it is usable ...
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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.