|
Problem IC63980
|
Status: Closed |
FURTHER EXTEND APAR IZ09521 TO CONSIDER MORE SCENARIOS WHEN A CLEAR PARENT CAN NOT BE DETERMINED. |
| product: |
DB2 FOR LUW / DB2FORLUW / 970 - DB2 |
| Problem description: |
Further extend apar IZ09521 to allow the optimizer to consider
more scenarios when a clear parent between join predicates
can not be determined. Please refer to the following
article to learn more what "parent" refers to:
.
http://www.ibm.com/developerworks/data/library/techarticle/dm-06
12kapoor/index.html
. |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* ALL *
****************************************************************
* PROBLEM DESCRIPTION: *
* This APAR extends the functionality added in APAR IZ09521 to *
* allow *
* the optimizer to consider more scenarios when a clear parent *
* between *
* join predicates cannot be determined. You can refer to the *
* following *
* article to understand what "parent" refers to: *
* *
* http://www.ibm.com/developerworks/data/library/techarticle/dm-
****************************************************************
* RECOMMENDATION: *
* Upgrade to Version 9.7 Fix Pack 1 *
**************************************************************** |
| Local Fix: |
|
| available fix packs: |
DB2 Version 9.7 Fix Pack 1 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 2 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 3 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 3a for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 4 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 5 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 7 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 9a for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 6 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 8 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 9 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 10 for Linux, UNIX, and Windows
|
| Solution |
Problem was first fixed in Version 9.7 Fix Pack 1 |
| Workaround |
not known / see Local fix |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 22.10.2009
28.02.2010
28.02.2010 |
| Problem solved at the following versions (IBM BugInfos) |
9.7.FP1
|
| Problem solved according to the fixlist(s) of the following version(s) |
| 9.7.0.1
|
 |
