Re: [PERFORM] Slow query: bitmap scan troubles

From:	Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To:	Simon Riggs <simon(at)2ndQuadrant(dot)com>
Cc:	Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject:	Re: [PERFORM] Slow query: bitmap scan troubles
Date:	2013-01-06 23:17:23
Message-ID:	8803.1357514243@sss.pgh.pa.us
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Thread:	2012-12-04 15:06:48 from <postgresql(at)foo(dot)me(dot)uk>  2012-12-04 15:21:17 from <postgresql(at)foo(dot)me(dot)uk>  2012-12-04 15:27:57 from Claudio Freire <klaussfreire(at)gmail(dot)com>   2012-12-04 17:22:29 from Jeff Janes <jeff(dot)janes(at)gmail(dot)com>    2012-12-04 17:25:56 from Claudio Freire <klaussfreire(at)gmail(dot)com>     2012-12-04 17:35:32 from "Philip Scott" <pscott(at)foo(dot)me(dot)uk>     2012-12-04 17:47:29 from <postgresql(at)foo(dot)me(dot)uk>      2012-12-04 18:50:41 from Vitalii Tymchyshyn <tivv00(at)gmail(dot)com>       2012-12-04 18:55:17 from "Philip Scott" <pscott(at)foo(dot)me(dot)uk>       2012-12-04 18:56:04 from <postgresql(at)foo(dot)me(dot)uk>      2012-12-04 20:11:53 from Sergey Konoplev <gray(dot)ru(at)gmail(dot)com>       2012-12-06 12:56:26 from <postgresql(at)foo(dot)me(dot)uk>      2012-12-04 22:34:42 from Jeff Janes <jeff(dot)janes(at)gmail(dot)com>    2012-12-04 18:03:29 from <postgresql(at)foo(dot)me(dot)uk>     2012-12-04 18:31:50 from Claudio Freire <klaussfreire(at)gmail(dot)com>     2012-12-04 23:42:21 from Jeff Janes <jeff(dot)janes(at)gmail(dot)com>      2012-12-05 17:39:35 from Jeff Janes <jeff(dot)janes(at)gmail(dot)com>       2012-12-05 17:43:49 from Claudio Freire <klaussfreire(at)gmail(dot)com>        2012-12-06 17:27:48 from Jeff Janes <jeff(dot)janes(at)gmail(dot)com>         2012-12-06 20:05:09 from Claudio Freire <klaussfreire(at)gmail(dot)com>          2012-12-06 21:09:54 from Jeff Janes <jeff(dot)janes(at)gmail(dot)com>       2012-12-05 18:05:10 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>        2012-12-06 12:52:07 from <postgresql(at)foo(dot)me(dot)uk>        2012-12-18 06:00:16 from Jeff Janes <jeff(dot)janes(at)gmail(dot)com>         2013-01-05 22:18:16 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>          2013-01-06 16:29:17 from Jeff Janes <jeff(dot)janes(at)gmail(dot)com>           2013-01-06 18:18:03 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> 📎           2013-01-06 18:22:33 from Simon Riggs <simon(at)2ndQuadrant(dot)com>          2013-01-06 18:19:10 from Simon Riggs <simon(at)2ndQuadrant(dot)com>           2013-01-06 18:58:40 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>            2013-01-06 19:47:48 from Simon Riggs <simon(at)2ndQuadrant(dot)com>             2013-01-06 23:03:05 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> 📎              2013-01-06 23:17:23 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> 📎              2013-01-07 00:03:04 from Simon Riggs <simon(at)2ndQuadrant(dot)com>              2013-01-07 17:35:51 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> 📎               2013-01-07 18:03:37 from Simon Riggs <simon(at)2ndQuadrant(dot)com>                2013-01-07 18:27:38 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>                 2013-01-07 18:48:12 from Claudio Freire <klaussfreire(at)gmail(dot)com>                 2013-01-11 01:07:34 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> 📎                  2013-01-14 16:45:01 from Robert Haas <robertmhaas(at)gmail(dot)com>                   2013-01-14 17:23:17 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>                    2013-01-14 17:50:24 from Robert Haas <robertmhaas(at)gmail(dot)com>                     2013-01-14 17:56:37 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>                      2013-01-15 19:46:39 from Bruce Momjian <bruce(at)momjian(dot)us>                       2013-01-15 20:11:02 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>        2012-12-19 01:05:05 from Jeff Janes <jeff(dot)janes(at)gmail(dot)com>         2012-12-19 14:40:54 from Jeff Janes <jeff(dot)janes(at)gmail(dot)com>      2012-12-06 14:10:29 from <postgresql(at)foo(dot)me(dot)uk>      2012-12-08 15:15:42 from Guillaume Lelarge <guillaume(at)lelarge(dot)info>       2012-12-10 09:52:42 from <postgresql(at)foo(dot)me(dot)uk>   2012-12-04 18:31:05 from "Philip Scott" <pscott(at)foo(dot)me(dot)uk>    2012-12-04 18:32:57 from Claudio Freire <klaussfreire(at)gmail(dot)com>     2012-12-04 18:54:29 from <postgresql(at)foo(dot)me(dot)uk>
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