pg.ddx.io  pgsql-performance@postgresql.org mailing list archive  

help / color / mirror / Atom feed
From: Andreas Kretschmer <andreas@a-kretschmer.de>
To: Rick Otten <rottenwindfish@gmail.com>
To: pgsql-performance@postgresql.org
Subject: Re: partitioned table set and indexes
Date: Sat, 12 Dec 2015 04:13:38 +0100 (CET)
Message-ID: <770682355.328334.1449890018990.JavaMail.open-xchange@oxweb01.ims-firmen.de> (raw)
In-Reply-To: <CAMAYy4JUSRexg_Ex3YH-2tWbyW9u=drBfTZODkuqJGQ82kOj2g@mail.gmail.com>
References: <CAMAYy4LGhyd1yUjBsmhmY7nSgb9rX28r4nad=iuGDQaAUacDFQ@mail.gmail.com>
	<20151211194440.GA14772@tux>
	<CAMAYy4JpF8oAihsqsSvtUcMMetLt=KWVqFrVdChqDwMhKci8gA@mail.gmail.com>
	<1203683949.315121.1449870245520.JavaMail.open-xchange@oxweb02.ims-firmen.de>
	<CAMAYy4KC0DupF=0CtAK+jxruMUC6ssK36uC6wg60Qs3vFmCY1w@mail.gmail.com>
	<1493794655.315218.1449879621677.JavaMail.open-xchange@oxweb02.ims-firmen.de>
	<CAMAYy4JUSRexg_Ex3YH-2tWbyW9u=drBfTZODkuqJGQ82kOj2g@mail.gmail.com>
List-Unsubscribe:  <mailto:majordomo@postgresql.org?body=unsub%20pgsql-performance>



> Rick Otten <rottenwindfish@gmail.com> hat am 12. Dezember 2015 um 01:55
> geschrieben:
> 
> 
> Why does it index scan when I use where, but not when I do a join?


difficult to say/guess because of anonymized names and not knowing the real
query. This one? http://explain.depesz.com/s/1es ?
All seqscans are fast, a seqscan isn't evil per se.


-- 
Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-performance



view thread (9+ messages)

Message-ID: <770682355.328334.1449890018990.JavaMail.open-xchange@oxweb01.ims-firmen.de>
Permalink:  ../770682355.328334.1449890018990.JavaMail.open-xchange@oxweb01.ims-firmen.de/
Also on:    postgresql.org/message-id/770682355.328334.1449890018990.JavaMail.open-xchange@oxweb01.ims-firmen.de

 · 

reply
Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Reply to all the recipients using the --to and --cc options:
  reply via email

  To: pgsql-performance@postgresql.org
  Cc: andreas@a-kretschmer.de, rottenwindfish@gmail.com
  Subject: Re: partitioned table set and indexes
  In-Reply-To: <770682355.328334.1449890018990.JavaMail.open-xchange@oxweb01.ims-firmen.de>

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

This inbox is served by DDX for PostgreSQL; see mirroring instructions
for how to clone and mirror all data and code used for this inbox