DB2 FOR LUW / DB2FORLUW / A50 - DB2

Complex query might return incorrectly sorted rows in situation 
when following conditions are met: 
 
- there is DISTINCT clause in the top SELECT of a query; 
- there is ORDER BY and/or FETCH FIRST n ROWS ONLY clause. 
 
Query snippet: 
 
SELECT DISTINCT ... 
FROM ... 
WHERE ... = ( SELECT ...) 
ORDER BY ... 
 
This query might return incorrect results.

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* USERS AFFECTED:                                              * 
* ALL                                                          * 
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* PROBLEM DESCRIPTION:                                         * 
* See Error Description                                        * 
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* RECOMMENDATION:                                              * 
* Upgrade to DB2 Version 10.5 and Fix Pack 7                   * 
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SELECT DISTINCT should be separated from the ORDER BY: 
 
Query snippet: 
 
SELECT * 
	FROM ( 
		SELECT DISTINCT ... 
		FROM ... 
		WHERE ... = ( SELECT ... ) 
	) 
ORDER BY...

Problem was first fixed in DB2 Version 10.5 and Fix Pack 7

keiner bekannt / siehe Local-Fix

Datum - Problem gemeldet    :
Datum - Problem geschlossen :
Datum - der letzten Änderung:

11.06.2015
20.01.2016
20.01.2016