March 2006
Intermediate to advanced
630 pages
14h 45m
English
book
DB2 Performance Expert for Multiplatforms V2.2, 2nd Edition
by Whei-Jen Chen, Ute Baumbach, Marcia Miskimen, Werner Wicke
Content preview from DB2 Performance Expert for Multiplatforms V2.2, 2nd Edition
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Appendix C. DB2 Performance Expert For Business Intelligence 539
Performance Warehouse analysis
PE has special long-term storage for performance data called the Performance
Warehouse (PWH). Along with the data, a set of analyzing features is provided
(Figure C-17). A predefined set of HTML reports can be generated and
predefined, and custom queries can be executed, and predefined and custom
rules of thumb can be evaluated to check for performance problems that were
experienced by the BI system over time.
The query capability is referenced extensively throughout the remainder of this
redbook.
Figure C-17 Performance warehouse analysis
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