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DB2 - Problembeschreibung

Problem IC81675 Status: Geschlossen

THE NO_SORT_NLJOIN AND NO_SORT_MGJOIN DB2_REDUCED_OPTIMIZATION OPTIONS ARE
NOT CONSIDERED AT OPT LEVEL 7

Produkt:
DB2 FOR LUW / DB2FORLUW / 950 - DB2
Problembeschreibung:
The NO_SORT_NLJOIN and NO_SORT_MGJOIN options for the 
DB2_REDUCED_OPTIMIZATION registry variable  are not considered 
at opt level 7.  At the lower opt levels, these settings 
will disable planning for sorted NLJOINs and sorted MSJOINs.
Problem-Zusammenfassung:
**************************************************************** 
* USERS AFFECTED:                                              * 
* ALL                                                          * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* See Error Description                                        * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to DB2 9.5 FP10 or subsequent fix packs.             * 
****************************************************************
Local-Fix:
Use an optimization profile to force the join method / order 
that is equivalent the plan when the NO_SORT setting is in 
effect.
Lösung
Problem First Fixed in DB2 Version 9.5 Fix Pack 10
Workaround
keiner bekannt / siehe Local-Fix
Bug-Verfolgung
Vorgänger  : APAR is sysrouted TO one or more of the following: IC83597 IC87864 
Nachfolger : 
Weitere Daten
Datum - Problem gemeldet    :
Datum - Problem geschlossen :
Datum - der letzten Änderung:
27.02.2012
06.11.2012
06.11.2012
Problem behoben ab folgender Versionen (IBM BugInfos)
9.5.FP10
Problem behoben lt. FixList in der Version
9.5.0.10 FixList