A fix is available
APAR status
Closed as program error.
Error description
ABEND0C4 RC003B at DSNXODN OFFSET00600 and ABEND04E RC00E2000D at DSNLXDAL DSNSVSFB OFFSET00A18 occurred due to a storage overlay and led to Db2 abnormal termination with RC00E50702. The abend can occur on queries which contain 1. Left outer join, and 2. The ON-clause of left outer join has predicates under an 'OR', and 3. The outer table of left outer join uses page range screening . Additional keywords: DB2OVRLAY/K SQLLEFTJOIN SQLLEFT
Local fix
Problem summary
**************************************************************** * USERS AFFECTED: * * For all Db2 for z/OS users who have SQLs * * with left outer join using page range * * screening. * **************************************************************** * PROBLEM DESCRIPTION: * * When a query with left outer join uses * * page range screening, abend with * * various offsets in * * LOC=DSNXGRDS.DSNXODN may occur, and * * Db2 may come down. * **************************************************************** * RECOMMENDATION: * * Apply corrective PTF when available * **************************************************************** The abend occurs when a table eligible for page range screening uses the wrong predicate. This occurs when the query contains left outer join and the ON-clause contains an 'OR' predicate. Additional Keywords: ABEND0C4 PAGERANGE SQLLEFTJOIN
Problem conclusion
The described problem is fixed.
Temporary fix
********* * HIPER * *********
Comments
APAR Information
APAR number
PH39286
Reported component name
DB2 OS/390 & Z/
Reported component ID
5740XYR00
Reported release
C10
Status
CLOSED PER
PE
NoPE
HIPER
YesHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2021-07-26
Closed date
2021-08-23
Last modified date
2021-09-01
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
UI76886
Modules/Macros
DSNXOPPD
Fix information
Fixed component name
DB2 OS/390 & Z/
Fixed component ID
5740XYR00
Applicable component levels
RC10 PSY UI76886
UP21/08/31 P F108 ¢
Fix is available
Select the PTF appropriate for your component level. You will be required to sign in. Distribution on physical media is not available in all countries.
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Document Information
Modified date:
02 September 2021