March 2007
Intermediate to advanced
488 pages
13h 46m
English
book
OnDemand SQL Performance Analysis Simplified on DB2 for i5/OS in V5R4
by Hernando Bedoya, Jaime Gaug, James Kerl, Ser Ser NG, Jose Cardoso dos Santos
Content preview from OnDemand SQL Performance Analysis Simplified on DB2 for i5/OS in V5R4
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© Copyright IBM Corp. 2007. All rights reserved. 275
Chapter 8. Analyzing database performance
data with Visual Explain
The launch of Visual Explain with iSeries Navigator Version 4, Release 5, Modification 0
(V4R5M0) in DB2 Universal Database for iSeries was of great interest to database
administrators working in an iSeries server environment. This feature has been described as
a quantum leap forward in database tuning for query optimization. Visual Explain provides an
easy-to-understand graphical interface that represents the optimizer implementation of the
query.
For the first time, you can see, in graphic detail, how the optimizer has implemented ...
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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.