|
Problem IC66316
|
Status: Geschlossen |
DB2 EXPORT CREATES EXCESSIVE LOCKING ON CATALOG TABLES. |
| Produkt: |
DB2 FOR LUW / DB2FORLUW / 950 - DB2 |
| Problembeschreibung: |
Multiple locks on SYSDEPENDECIES and SYSSEQUENCES for rows that
are not related to the table that is being exported. The problem
occurs only when the select part of the statement uses the wild
card *:
db2 export to <FILE> of ixf messages <MSG FILE> select * from
<source schema>.<source_table>
The query that is executed againtst the catalog tables with the
isolation level that the package has been bound. In this case
RS.
The problem can be avoided if it is exported to DEL or ASC. Also
if the list of columns is provided in the export statament. |
| Problem-Zusammenfassung: |
****************************************************************
* USERS AFFECTED: *
* All *
****************************************************************
* PROBLEM DESCRIPTION: *
* db2 export causes excessive locking. Other *
* applicationswilltimeout generally waiting for SYSDEPENCIES *
****************************************************************
* RECOMMENDATION: *
* Migrate to v95fp6Avoid using 'select *" in the *
* exportcommand. Provide listof columns instead. *
**************************************************************** |
| Local-Fix: |
1. Use export to DEL or ASC
2. List the name of the columns for export. Avoid using *. |
| verfügbare FixPacks: |
DB2 Version 9.5 Fix Pack 6a for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 7 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 8 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 9 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 10 for Linux, UNIX, and Windows
|
| Lösung |
fixed in v95fp6 |
| Workaround |
keiner bekannt / siehe Local-Fix |
| Kommentar |
FIN |
| Bug-Verfolgung |
Vorgänger : APAR is sysrouted TO one or more of the following: IC66531 IC66532
Nachfolger : |
| Weitere Daten |
Datum - Problem gemeldet :
Datum - Problem geschlossen :
Datum - der letzten Änderung:
| 15.02.2010
22.06.2010
22.06.2010 |
| Problem behoben ab folgender Versionen (IBM BugInfos) |
9.5.FP6,
9.5.FP6AVOID
|
| Problem behoben lt. FixList in der Version |
