Am Mittwoch, 13. November 2002 07:22 schrieb Ross J. Reedstrom:
> Hey Hackers -
...
>
> CREATE VIEW current_modules AS
> SELECT * FROM modules m
> WHERE module_ident =
> (SELECT max(module_ident) FROM modules
> WHERE m.moduleid = moduleid GROUP BY moduleid);
>
...
I just wonder if you really need the GROUP BY. The subselect should return
exactly one row and so max does without GROUP BY:
CREATE VIEW current_modules AS
SELECT * FROM modules m
WHERE module_ident =
(SELECT max(module_ident) FROM modules
WHERE m.moduleid = moduleid);
Tommi
--
Dr. Eckhardt + Partner GmbH
http://www.epgmbh.de
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