Fixes are available
DB2 Version 9.1 Fix Pack 4a for Linux, UNIX and Windows
DB2 Version 9.1 Fix Pack 4 for Linux, UNIX and Windows
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
With the registry variable DB2COMPOPT is set a query involving all of: - one or more outer joins with at least one NULL producing operand consisting of a nested sub-select statement - outer join clause that contains a simple equality predicate referencing multiple columns - the outer join row preserving operand is a sub-select that contains GROUP BY, UNION, INTERSECT, EXCEPT or a nested table modification operand (UPDATE, INSERT, DELETE) may result in a crash whilst it is being compiled.
Local fix
Unset the DB2COMPOPT registry variable and consult with DB2 support about possible side effects from un-setting it.
Problem summary
Users affected: Systems using the DB2COMPOPT variable. Problem Description: Under certain strict conditions including having DB2COMPOPT set, one or more outer joins with a null producing operand, outer join clause that contains multiple column simple equality predicates and the outer join row preserving operand being a sub select, the compilation of a query involving an outer join may result in a crash. Problem Summary: Unser certain strict conditions a query involving an outer join may crash.
Problem conclusion
First fixed in DB2 UDB Version 9.1, FixPak 4
Temporary fix
Comments
APAR Information
APAR number
JR26652
Reported component name
DB2 UDB EXE WIN
Reported component ID
5724E4901
Reported release
910
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2007-06-06
Closed date
2008-02-12
Last modified date
2008-02-12
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 EXE WIN
Fixed component ID
5724E4901
Applicable component levels
R910 PSY
UP
R820 PSN
UP
Document Information
Modified date:
08 January 2022