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

help / color / mirror / Atom feed
From: Jim Nasby <Jim.Nasby@BlueTreble.com>
To: Bertrand Paquet <bertrand.paquet@doctolib.fr>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: pgsql-performance@postgresql.org <pgsql-performance@postgresql.org>
Subject: Re: Query planner wants to use seq scan
Date: Tue, 27 Oct 2015 22:07:38 -0500
Message-ID: <56303BFA.4010003@BlueTreble.com> (raw)
In-Reply-To: <CAN1xZsfrZrHTcn9dGSNHpPHMMe81kzC+rZUhuewzrer4cdfrCw@mail.gmail.com>
References: <CAN1xZsc3LG3gV4j+x0Uhsh4e2Xjf1HEuAT7CnBNNPUCTXwYZhg@mail.gmail.com>
	<21872.1445947392@sss.pgh.pa.us>
	<CAN1xZsexuoOTjoNmFhGpOgD-BidFdh-DZTbmfDmXz=pg1sazhg@mail.gmail.com>
	<CAN1xZsfrZrHTcn9dGSNHpPHMMe81kzC+rZUhuewzrer4cdfrCw@mail.gmail.com>
List-Unsubscribe:  <mailto:majordomo@postgresql.org?body=unsub%20pgsql-performance>

On 10/27/15 3:56 PM, Bertrand Paquet wrote:
> Tonight, the index on the three field is used, may be my yesterday
> vacuum updated stats.

BTW, you can run just ANALYZE, which is *far* faster than a VACUUM on a 
large table.
-- 
Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX
Experts in Analytics, Data Architecture and PostgreSQL
Data in Trouble? Get it in Treble! http://BlueTreble.com


-- 
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 (14+ messages)  latest in thread

Message-ID: <56303BFA.4010003@BlueTreble.com>
Permalink:  ../56303BFA.4010003@BlueTreble.com/
Also on:    postgresql.org/message-id/56303BFA.4010003@BlueTreble.com

 · 

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: Jim.Nasby@BlueTreble.com, bertrand.paquet@doctolib.fr, tgl@sss.pgh.pa.us
  Subject: Re: Query planner wants to use seq scan
  In-Reply-To: <56303BFA.4010003@BlueTreble.com>

* 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