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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56 OnDemand SQL Performance Analysis Simplified on DB2 for i5/OS in V5R4
Memory Resident Database Monitor external table description
The Memory Resident Database Monitor uses its own set of tables instead of using the single
table with logical files that the STRDBMON monitor uses. The Memory Resident Database
Monitor tables closely match the suggested logical files of the STRDBMON monitor. The
tables are:
QAQQQRYI Query (SQL) information
QAQQTEXT SQL statement text
QAQQ3000 Table scan
QAQQ3001 Index used
QAQQ3002 Index created
QAQQ3003 Sort
QAQQ3004 Temporary table
QAQQ3007 Optimizer time-out/all indexes considered
QAQQ3008 Subquery
QAQQ3010
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