APAR status
Closed as program error.
Error description
new partitioning logic was causing user-supplied query to run excessively long. Made suggestion to use filter to produce same results.
Local fix
This fix is included in 8.0.1 fix pack 3
Problem summary
**************************************************************** USERS AFFECTED: all users needing alternatives to accessing dba_extents for doing parallel read setup. **************************************************************** PROBLEM DESCRIPTION: new partitioning logic was causing user-supplied query to run excessively long. **************************************************************** RECOMMENDATION: apply patch. This change is included in 8.1 Fix Pack 1. ****************************************************************
Problem conclusion
updated unified source with improved algorithm. Now we have the following algorithms for parallel read: 1.ROWID_RANGE default partitioner based on rowid ranges. 2.ROUND_ROBIN round robin using dbms_rowid package. 3.ROWID_HASH row distribution using hash on rowid value 4.COLUMN_HASH:<column> row distribution using hash on a given column 5.COLUMN:<column> row distribution using given numerical column.
Temporary fix
Comments
APAR Information
APAR number
JR32796
Reported component name
WIS DATASTAGE
Reported component ID
5724Q36DS
Reported release
752
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2009-04-27
Closed date
2009-05-18
Last modified date
2010-12-09
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
WIS DATASTAGE
Fixed component ID
5724Q36DS
Applicable component levels
R752 PSN
UP
[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSVSEF","label":"IBM InfoSphere DataStage"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"7.5.2","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]
Document Information
Modified date:
09 December 2010