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Problem IC86053
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Status: Closed |
QUERY WITH MULTIPLE CTE AND EXISTENTIAL SUBQUERIES MIGHT PRODUCE INCORRECT RESULTS |
| product: |
DB2 FOR LUW / DB2FORLUW / A10 - DB2 |
| Problem description: |
Under rare scenarios, DB2 can produce incorrect results for
queries which satisfy the following conditions:
1. The query has atleast one Common Table Expression (CTE)
2. One or more CTEs have nested existential subqueries
3. Some subqueries do not have a unique key on the join
columns |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* ALL *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* Upgrade to db2 Version 10.1 FixPack 2 *
**************************************************************** |
| Local Fix: |
|
| available fix packs: |
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
|
| Solution |
Problem was first fixed in Version 10.1 FixPack 2 |
| Workaround |
not known / see Local fix |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 22.08.2012
19.12.2012
19.12.2012 |
| Problem solved at the following versions (IBM BugInfos) |
|
| Problem solved according to the fixlist(s) of the following version(s) |
| 10.1.0.2
|
 |
| 10.5.0.2
|
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