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DB2 - Problembeschreibung

Problem IC84440 Status: Geschlossen

RUNSTATS "FOR INDEXES" CLAUSE RESETS EXISTING RANGE PARTITION
TABLE STATISTICS

Produkt:
DB2 FOR LUW / DB2FORLUW / A10 - DB2
Problembeschreibung:
If runstats is executed on a range partitioned table using the 
"FOR INDEXES" clause, existing partition statistics in 
syscat.datapartitions will be reset to 0. 
 
For example, executing runstats for only 1 index can be done as 
follows : 
 
runstats on table db2inst1.tab1 for detailed index db2inst1.idx1 
 
and the data partition statistics can be retrieved as follows : 
 
select substr(tabname,1,20) as 
tabname,card,npages,fpages,stats_time 
from syscat.datapartitions 
where tabname = 'TAB1' 
 
With this apar, the statistics will show 0 for columns card, 
npages and fpages. 
 
More examples of runstats executions that will have this problem 
: 
runstats on table db2inst1.tab1 for index db2inst1.idx1; 
runstats on table db2inst1.tab1 for detailed indexes all; 
...
Problem-Zusammenfassung:
**************************************************************** 
* USERS AFFECTED:                                              * 
* all                                                          * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* See Error Description                                        * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade the DB2 server to DB2 v10 Fix Pack 1                 * 
****************************************************************
Local-Fix:
Use the "AND INDEXES" clause, which will collect table 
statistics as well as index statistics. 
e.g. to correct example 1 : 
 
 
runstats on table db2inst1.tab1 AND detailed index 
db2inst1.idx1; 
 
Note this this will slow down runstats execution as table 
statistics are also gathered.
verfügbare FixPacks:
DB2 Version 10.1 Fix Pack 1 for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 2 for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 3 for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 4 for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 3a for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 6 for Linux, UNIX, and Windows

Lösung
This problem has first been fixed in DB2 V10 Fix Pack 1
Workaround
keiner bekannt / siehe Local-Fix
Weitere Daten
Datum - Problem gemeldet    :
Datum - Problem geschlossen :
Datum - der letzten Änderung:
14.06.2012
29.11.2012
29.11.2012
Problem behoben ab folgender Versionen (IBM BugInfos)
Problem behoben lt. FixList in der Version
10.1.0.1 FixList
10.5.0.1 FixList