Re: Fixing DISTINCT ON for duplicate keys
| От | David Fetter |
|---|---|
| Тема | Re: Fixing DISTINCT ON for duplicate keys |
| Дата | |
| Msg-id | 20080731180238.GA24522@fetter.org обсуждение |
| Ответ на | Fixing DISTINCT ON for duplicate keys (Tom Lane <tgl@sss.pgh.pa.us>) |
| Ответы |
Re: Fixing DISTINCT ON for duplicate keys
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| Список | pgsql-hackers |
On Thu, Jul 31, 2008 at 01:38:37PM -0400, Tom Lane wrote: > I looked into this trouble report: > http://archives.postgresql.org/pgsql-sql/2008-07/msg00123.php > > Comments? It seems to me that DISTINCT ON is just a special case of the more general windowing functions <http://archives.postgresql.org/pgsql-hackers/2008-07/msg01277.php> Harada-san has been working on. Could these use the same machinery? Cheers, David. -- David Fetter <david@fetter.org> http://fetter.org/ Phone: +1 415 235 3778 AIM: dfetter666 Yahoo!: dfetter Skype: davidfetter XMPP: david.fetter@gmail.com Remember to vote! Consider donating to Postgres: http://www.postgresql.org/about/donate
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