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Problem IT34998
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Status: Closed |
DB2 CAN CRASH DURING COMPILATION IF THE SAME EXPRESSION IS USED IN BOTH AN EQUALITY JOIN PREDICATE AND AN EXPRESSION-BASED INDEX
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| product: |
DB2 FOR LUW / DB2FORLUW / B50 - DB2 |
| Problem description: |
Program can crash with memory corruption.
The defect might be encountered when processing an
SQL statement with an expression that is used both
in a join predicate as well as an expression-based index.
the stack might be similar to one of the following:
Example 1:
sqlno_assign_optqnc
sqlno_assign_end_qgm
sqlno_scan_qgm
sqlno_prep_phase
sqlno_exe
sqlnn_cmpl
Example 2:
diagnoseMemoryCorruptionAndCrash
IPRA.$sqloDiagnoseFreeBlockFailure
sqlofmblkEx
sqlno_close_pool
sqlno_free_pools
sqlnn_cmpl |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* all *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* upgrade to DB2 Version 11.1 Fix Pack m4fp6 *
**************************************************************** |
| Local Fix: |
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| Solution |
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| Workaround |
****************************************************************
* USERS AFFECTED: *
* all *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* upgrade to DB2 Version 11.1 Fix Pack m4fp6 *
**************************************************************** |
| Comment |
version affected : DB2 Version 11.1 Fix Pack m4fp5 and earlier
version |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 20.11.2020
18.02.2021
18.02.2021 |
| Problem solved at the following versions (IBM BugInfos) |
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| Problem solved according to the fixlist(s) of the following version(s) |
