Re: Slow query
От | Oleg Lebedev |
---|---|
Тема | Re: Slow query |
Дата | |
Msg-id | 993DBE5B4D02194382EC8DF8554A5273113E5E@postoffice.waterford.org обсуждение исходный текст |
Ответ на | Slow query (Oleg Lebedev <oleg.lebedev@waterford.org>) |
Список | pgsql-performance |
I decided that it might help to list the cardinalities of the pertinent tables: Intsetmedia: 90,000 rows Interaction: 26,000 rows Set: 7,000 rows Media: 80,000 rows -----Original Message----- From: Josh Berkus [mailto:josh@agliodbs.com] Sent: Monday, March 24, 2003 12:47 PM To: Stephan Szabo; pgsql-performance@postgresql.org Subject: Re: [PERFORM] Slow query Importance: Low Stephan, Hmmm ... I'm a bit confused by the new EXPLAIN output. Stefan, does Oleg's output show the time for *one* subplan execution, executed for 44,000 loops, or does it show the total time? The former would make more sense given his query, but I'm just not sure .... -- -Josh Berkus Aglio Database Solutions San Francisco ---------------------------(end of broadcast)--------------------------- TIP 4: Don't 'kill -9' the postmaster ************************************* This email may contain privileged or confidential material intended for the named recipient only. If you are not the named recipient, delete this message and all attachments. Any review, copying, printing, disclosure or other use is prohibited. We reserve the right to monitor email sent through our network. *************************************
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