|
Problem IC82961
|
Status: Closed |
DB2 may abend on a left outer join when the right table is UNION ALL view |
| product: |
DB2 FOR LUW / DB2FORLUW / 910 - DB2 |
| Problem description: |
DB2 may abend when running or compiling a SQL statement contains
a left outer join and the right table of the outer join is a
UNION ALL view.
Additional conditions are the left table is a table with a
unique index (or a primary key)
and the join predicate is on on the unique column of the left
table.
The call stack in the db2diag.log when this problem occurs may
look like:
sqlnq_oprhxpparent::op
sqlnr_addids
sqlnr_joinppd_magic_detail
sqlnr_joinppd_action
sqlnr_comp
sqlnr_seq
sqlnr_rcc
sqlnr_magic_detail_action
sqlnr_comp
sqlnr_seq
sqlnr_rcc
sqlnr_endqtb_action
sqlnr_comp
sqlnr_start_action
sqlnn_cmpl
sqlra_compile_var
sqlra_find_var
sqlra_get_var
sqlricall
sqlriSectInvoke |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* All Platforms *
****************************************************************
* PROBLEM DESCRIPTION: *
* DB2 may abend when running or compiling a SQL statement *
* contains *
* *
* a left outer join and the right table of the outer join is a *
* UNION ALL view. *
* *
* Additional conditions are the left table is a table with a *
* unique index (or a primary key) *
* and the join predicate is on on the unique column of the *
* left *
* table. *
* *
* The call stack in the db2diag.log when this problem occurs *
* may *
* look like: *
* *
* sqlnq_oprhxpparent::op *
* sqlnr_addids *
* sqlnr_joinppd_magic_detail *
* sqlnr_joinppd_action *
* sqlnr_comp *
* sqlnr_seq *
* sqlnr_rcc *
* sqlnr_magic_detail_action *
* sqlnr_comp *
* sqlnr_seq *
* sqlnr_rcc *
* sqlnr_endqtb_action *
* sqlnr_comp *
* sqlnr_start_action *
* sqlnn_cmpl *
* sqlra_compile_var *
* sqlra_find_var *
* sqlra_get_var *
* sqlricall *
* sqlriSectInvoke *
****************************************************************
* RECOMMENDATION: *
* Upgrade to db2_v91fp12 *
**************************************************************** |
| Local Fix: |
|
| Solution |
The fix will be included in db2_v91fp12 |
| Workaround |
not known / see Local fix |
| BUG-Tracking |
forerunner : APAR is sysrouted TO one or more of the following: IC84117 IC84120 IC87845
follow-up : |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 26.04.2012
08.11.2012
08.11.2012 |
| Problem solved at the following versions (IBM BugInfos) |
|
| Problem solved according to the fixlist(s) of the following version(s) |
| 9.1.0.12
|
 |
