Fixes are available
DB2 Version 9.1 Fix Pack 7 for Linux, UNIX and Windows
DB2 Version 9.1 Fix Pack 5 for Linux, UNIX and Windows
DB2 Version 9.1 Fix Pack 6 for Linux, UNIX and Windows
DB2 Version 9.1 Fix Pack 6a for Linux, UNIX and Windows
DB2 Version 9.1 Fix Pack 7a for Linux, UNIX and Windows
DB2 Version 9.1 Fix Pack 8 for Linux, UNIX and Windows
DB2 Version 9.1 Fix Pack 9 for Linux, UNIX and Windows
DB2 Version 9.1 Fix Pack 10 for Linux, UNIX and Windows
DB2 Version 9.1 Fix Pack 11 for Linux, UNIX and Windows
DB2 Version 9.1 Fix Pack 12 for Linux, UNIX and Windows
APAR status
Closed as program error.
Error description
INLIST to JOIN transform does not occur if there are exactly 200 elements in the IN LIST , leading to a performance degradation for the query.
Local fix
Use optimizataion level 7
Problem summary
Users Affected: Db2 Users running a query with exactly 200 elements in an IN LIST. Problem Description: INLIST to JOIN transform does not occur if there are exactly 200 elements in the IN LIST , leading to a performance degradation for the query. Problem Summary: Performance problem with IN LIST using 200 elements
Problem conclusion
Problem first fixed in DB2 V9.1 FP5
Temporary fix
Comments
APAR Information
APAR number
IZ13205
Reported component name
DB2 UDB ESE HP-
Reported component ID
5765F4103
Reported release
910
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2008-01-17
Closed date
2008-07-15
Last modified date
2008-07-15
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
DB2 UDB ESE HP-
Fixed component ID
5765F4103
Applicable component levels
R910 PSY
UP
Document Information
Modified date:
15 July 2008