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DB2 - Problembeschreibung

Problem IC90916 Status: Geschlossen

QUERY CONTAINING EXISTS SUBQUERY AND FETCH FIRST N ROWS CLAUSE MIGHT
PRODUCE INCORRECT RESULTS

Produkt:
DB2 FOR LUW / DB2FORLUW / 970 - DB2
Problembeschreibung:
Under certain scenario, DB2 might produce incorrect results if 
the following conditions are true: 
1. The query contains an exists subquery 
2. The subquery has a fetch first n rows clause in the outer 
most subselect 
3. There is either a LOB column or a total column column width > 
32K in the query output list. 
 
Eg.: 
select P.lob 
from P 
where exists (select 1 from SQ where SQ.c1 = P.c1 fetch first 1 
rows only);
Problem-Zusammenfassung:
**************************************************************** 
* USERS AFFECTED:                                              * 
* All                                                          * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* See Error Description                                        * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to DB2 version 970 fix pack 9                        * 
****************************************************************
Local-Fix:
1. Remove fetch first n rows clause 
2. Add order by clause to the subquery.
verfügbare FixPacks:
DB2 Version 9.7 Fix Pack 9 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 9a for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 10 for Linux, UNIX, and Windows

Lösung
Please upgrade to DB2 version 970 fix pack 9
Workaround
keiner bekannt / siehe Local-Fix
Bug-Verfolgung
Vorgänger  : APAR is sysrouted TO one or more of the following: IC91798 IC91812 IC95426 
Nachfolger : 
Weitere Daten
Datum - Problem gemeldet    :
Datum - Problem geschlossen :
Datum - der letzten Änderung:
18.03.2013
13.01.2014
13.01.2014
Problem behoben ab folgender Versionen (IBM BugInfos)
9.0.,
9.7.0
Problem behoben lt. FixList in der Version
9.7.0.9 FixList
9.7.0.9 FixList