Re: Timing a query
От | Steve Brett |
---|---|
Тема | Re: Timing a query |
Дата | |
Msg-id | 9u2gfi$2g05$1@news.tht.net обсуждение исходный текст |
Ответ на | Re: Timing a query ("Greg Sabino Mullane" <greg@turnstep.com>) |
Список | pgsql-general |
this looks superb. one small question though; how do i apply the patch ? thanks, Steve ""Greg Sabino Mullane"" <greg@turnstep.com> wrote in message news:E168jiH-0002Jj-00@mclean.mail.mindspring.net... > > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > > Can someone tell me if there is a way of getting the time a > > query has taken to run to display after the query results ( > > where in gives the row count). > > If you have a recent version of Postgresql, you can do an > EXPLAIN ANALYZE before the actual query: > > EXPLAIN ANALYZE SELECT (*) FROM mytable WHERE foo=12; > > Alteratively, I wrote a small patch for psql that tells > you how long every query you run takes. It may not work > on your version: please always state which version you > are running when posting a question. If you want to use my > patch and it does not work with your version, let me know > and I'll tweak it so it does. > > http://www.gtsm.com/postgres/microtiming.patch > > > Greg Sabino Mullane > greg@turnstep.com > PGP Key: 0x14964AC8 200111271003 > > > -----BEGIN PGP SIGNATURE----- > Comment: http://www.gtsm.com/pgp.html > > iQA/AwUBPAOrcrybkGcUlkrIEQLjZQCfepfTDzVHkY3kO6j/po1FFRi4qVEAn1Ye > Ih8pBO7jXx1lOTnp8ZoTD0oc > =AU0N > -----END PGP SIGNATURE----- > > > > > > ---------------------------(end of broadcast)--------------------------- > TIP 3: if posting/reading through Usenet, please send an appropriate > subscribe-nomail command to majordomo@postgresql.org so that your > message can get through to the mailing list cleanly
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