March 2004
Intermediate to advanced
440 pages
11h 46m
English
book
DB2 UDB V8 and WebSphere V5 Performance Tuning and Operations Guide
by Whei-Jen Chen, Peter Z He, Kang Yong Ying, Andreas Paulsen, Sunminder S Saini
Content preview from DB2 UDB V8 and WebSphere V5 Performance Tuning and Operations Guide
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Chapter 8. DB2 UDB V8 and WAS V5 integrated performance 301
This caching of the section for a static or dynamic SQL statement can improve
performance, when the same statement is used multiple times by applications
connected to a database, including WebSphere Application Server applications.
This is particularly beneficial in a transaction processing application.
There must be sufficient memory allocated in the cache to hold all sections of the
SQL statements currently being executed. If there is more space allocated than
currently needed, then sections are cached. These sections can simply be
executed the next time they are needed without having ...
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