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DB2 - Problem description

Problem IC73512 Status: Closed

DB MAY ABEND WHILE EXECUTING AN OLAP QUERY WITH A BOUNDED WINDOW
AGGREGATION RANGE GROUPING.

product:
DB2 FOR LUW / DB2FORLUW / 950 - DB2
Problem description:
The database may abend when an OLAP query is executed: 
The query must have the following: 
1. Be a Range window grouping 
2. The range must be bounded 
3. There must be an order by clause as part of scalar 
aggregation 
 
The stack trace observed is as follows: 
<stacktrace> 
 
sqlng_build_SCALAG_op 
sqlng_process_mate_op 
sqlng_process_pipe_op 
sqlng_process_mate_op 
sqlng_process_pipe_op 
sqlng_process_return_op 
sqlng_build_thread 
 
sqlng_main 
sqlnn_cmpl 
.... 
</stacktrace>
Problem Summary:
**************************************************************** 
* USERS AFFECTED:                                              * 
* V95fp7                                                       * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* The database may abend when an OLAP query is executed:       * 
*                                                              * 
* The query must have the following:                           * 
*                                                              * 
* 1. Be a Range window grouping                                * 
*                                                              * 
* 2. The range must be bounded                                 * 
*                                                              * 
* 3. There must be an order by clause as part of scalar        * 
*                                                              * 
* aggregation                                                  * 
*                                                              * 
*                                                              * 
*                                                              * 
* The stack trace observed is as follows:                      * 
*                                                              * 
* <stacktrace>                                                 * 
*                                                              * 
*                                                              * 
*                                                              * 
* sqlng_build_SCALAG_op                                        * 
*                                                              * 
* sqlng_process_mate_op                                        * 
*                                                              * 
* sqlng_process_pipe_op                                        * 
*                                                              * 
* sqlng_process_mate_op                                        * 
*                                                              * 
* sqlng_process_pipe_op                                        * 
*                                                              * 
* sqlng_process_return_op                                      * 
*                                                              * 
* sqlng_build_thread                                           * 
*                                                              * 
*                                                              * 
*                                                              * 
* sqlng_main                                                   * 
*                                                              * 
* sqlnn_cmpl                                                   * 
*                                                              * 
* ....                                                         * 
*                                                              * 
* </stacktrace>                                                * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to v95fp8                                            * 
****************************************************************
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
Program defect
Workaround
not known / see Local fix
BUG-Tracking
forerunner  : APAR is sysrouted TO one or more of the following: IC73541 IC73569 
follow-up : 
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
27.12.2010
05.07.2011
05.07.2011
Problem solved at the following versions (IBM BugInfos)
9.5.FP8
Problem solved according to the fixlist(s) of the following version(s)
9.5.0.8 FixList
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