| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Jeff MacDonald <jeff(at)pgsql(dot)com> |
| Cc: | omid omoomi <oomoomi(at)hotmail(dot)com>, pgsql-sql(at)postgresql(dot)org, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: 7.0 weirdness |
| Date: | 2000-05-30 14:44:59 |
| Message-ID: | 1967.959697899@sss.pgh.pa.us |
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| Lists: | pgsql-hackers pgsql-sql |
Jeff MacDonald <jeff(at)pgsql(dot)com> writes:
> gid is unique.. it's a serial..
Mph. If you assume that gid is unique then the query would give
well-defined results, but if you know it's unique then why don't
you just leave off the DISTINCT?
> funny thing is tho this worked on 6.5
No, 6.5 merely failed to notice that it was giving you undefined
results.
regards, tom lane
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