| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Andres Freund <andres(at)anarazel(dot)de> |
| Cc: | Stephen Frost <sfrost(at)snowman(dot)net>, Peter Geoghegan <pg(at)heroku(dot)com>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: INSERT ... ON CONFLICT UPDATE/IGNORE 4.0 |
| Date: | 2015-05-08 21:51:27 |
| Message-ID: | 23549.1431121887@sss.pgh.pa.us |
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Andres Freund <andres(at)anarazel(dot)de> writes:
> prairiedog, without CCA, failed as well
> http://pgbuildfarm.org/cgi-bin/show_log.pl?nm=prairiedog&dt=2015-05-08%2019%3A55%3A11
> different test, but again directly after index creation. So I hope it's
> indeed the indcheckxmin thing.
Oh, interesting. That definitely suggests it's about machine speed/timing
not CCA per se (prairiedog being quite slow). Which would fit with the
indcheckxmin theory.
regards, tom lane
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