|
Problem IC73632
|
Status: Closed |
INEFFICIENT SYSTEM CATALOG SQL STATEMENT GENERATED BY DB2LOOK |
| product: |
DB2 FOR LUW / DB2FORLUW / 950 - DB2 |
| Problem description: |
An SQL statement generated by db2look when retrieving mimic
information for one or more tables can lead to slow execution of
db2look.
This particular statement is executed when using db2support with
the -sf -cl 1 options to generate optimizer support data.
Particularly when the content of sysibm.systables is large, this
statement could run for a very long time. |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* all users *
****************************************************************
* PROBLEM DESCRIPTION: *
* This problem can lead to poor db2look execution time. *
****************************************************************
* RECOMMENDATION: *
* Upgrade to DB2 Version 9.5 and Fix Pack 8 *
**************************************************************** |
| Local Fix: |
|
| available fix packs: |
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
|
| Solution |
Problem was first fixed in DB2 Version 9.5 and Fix Pack 8 |
| Workaround |
not known / see Local fix |
| BUG-Tracking |
forerunner : APAR is sysrouted TO one or more of the following: IC75403
follow-up : |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 04.01.2011
21.07.2011
21.07.2011 |
| Problem solved at the following versions (IBM BugInfos) |
9.5.,
9.5.FP?
|
| Problem solved according to the fixlist(s) of the following version(s) |
| 9.5.0.8
|
 |
