Re: Grouping Too Closely

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От Greg Sabino Mullane
Тема Re: Grouping Too Closely
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Msg-id a053b85772b71eaf158e0354551e72d2@biglumber.com
обсуждение исходный текст
Ответ на Re: Grouping Too Closely  ("Thomas F. O'Connell" <tfo@sitening.com>)
Ответы assorted problems with intarray and other GiST contribs.
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> This doesn't give me quite what I'm looking for because I need there
> to be only one of each possible value of seq2 to be returned for each
> value of fkey.

Then perhaps just:

SELECT fkey, seq2, min(seq1)
FROM my_table
WHERE seq2 > 2
GROUP BY fkey, seq2
ORDER BY 1,2,3;

- --
Greg Sabino Mullane greg@turnstep.com
PGP Key: 0x14964AC8 200506250237
http://biglumber.com/x/web?pk=2529DF6AB8F79407E94445B4BC9B906714964AC8

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