I use a 7.3devel recently build (on a FreeBSD 4.3 box) from CVS sources.
I follow all your steps, and psql results :
test_db=> \! cat problem.sql
--create new temp tbl1
SELECT losteventid AS eventid INTO tbl1 FROM outages;
--create new temp tbl2
SELECT regainedeventid AS eventid INTO tbl2 FROM outages;
SELECT eventid FROM tbl1 WHERE eventid NOT IN (SELECT eventid FROM tbl2);
test_db=> \i problem.sql
SELECT
SELECTeventid
--------- 119064 119064 60116 16082 16082 16303 16082 92628 92628 60083
(10 rows)
"Yon Den Baguse Ngarso" <yon@dugem.com> a �crit dans le message de news:
20020823082835.959193953@sitemail.everyone.net...
> Oops correction.
>
... cut
>
> myhost=# SELECT eventid FROM tbl1 WHERE eventid NOT IN (SELECT eventid
FROM tbl2);
> eventid
> ---------
> (0 rows)
>
> TIA,
> Yon
>