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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126 OnDemand SQL Performance Analysis Simplified on DB2 for i5/OS in V5R4
Parallel degree info
Several overview items are provided here to indicate if certain optimizer operations were
performed using parallelism.
Estimated row information
The average and maximum estimated row counts for the database monitor collection are
found here.
5.1.5 Types of statements
The next grouping of overview items in the report gives information and counts on the
different types of statements that were run in the SQL Performance Monitor collection. This is
shown in Figure 5-7.
Figure 5-7 Types of statements run
SQL statement elements
From these items, you can v ...
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