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Problem IT34764
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Status: Closed |
SLOW PERFORMANCE IN REGULAR EXPRESSION FUNCTIONS ON BIG ENDIAN PLATFORMS
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| product: |
DB2 FOR LUW / DB2FORLUW / B50 - DB2 |
| Problem description: |
On Big Endian platforms like AIX , the queries using Regular
expression functions such as:
REGEXP_COUNT
REGEXP_EXTRACT
REGEXP_INSTR
REGEXP_LIKE
REGEXP_MATCH_COUNT
REGEXP_REPLACE
REGEXP_SUBSTR
Those queries will have slow performance. |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* Big endian platforms *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* This problem was fixed in DB2 11.5 Mod 6 *
**************************************************************** |
| Local Fix: |
|
| Solution |
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| Workaround |
****************************************************************
* USERS AFFECTED: *
* Big endian platforms *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* This problem was fixed in DB2 11.5 Mod 6 *
**************************************************************** |
| Comment |
The problem was first fixed with SB 4583 for DB2 11.5 Mod 4 |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 03.11.2020
03.12.2020
03.12.2020 |
| Problem solved at the following versions (IBM BugInfos) |
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| Problem solved according to the fixlist(s) of the following version(s) |
