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Problem IT34721
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Status: Closed |
SELECT DISTINCT QUERY FAILS WITH SQL0421 WHEN USED WITH SCROLLABLE CURSOR
|
| product: |
DB2 FOR LUW / DB2FORLUW / B10 - DB2 |
| Problem description: |
A "SELECT DISTINCT" query may fail to compile with SQLCODE -421
if it is prepared for use with a scrollable cursor and at least
one column referenced in the select-list has a column mask
defined. |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* ALL *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* See Local Fix *
**************************************************************** |
| Local Fix: |
: If possible, use a non-scrollable cursor. Alternatively, add
an additional "SELECT *" to the original query. E.g., if the
original query was:
SELECT DISTINCT C1, C2 from T
Change to:
SELECT * FROM (SELECT DISTINCT C1, C2 from T) |
| Solution |
|
| Workaround |
****************************************************************
* USERS AFFECTED: *
* ALL *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* See Local Fix *
**************************************************************** |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 29.10.2020
18.02.2021
18.02.2021 |
| Problem solved at the following versions (IBM BugInfos) |
|
| Problem solved according to the fixlist(s) of the following version(s) |
