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

help / color / mirror / Atom feed
From: Björn Wittich <Bjoern_Wittich@gmx.de>
To: pgsql-performance@postgresql.org
Subject: Re: extremly bad select performance on huge table
Date: Wed, 22 Oct 2014 17:13:42 +0200
Message-ID: <5447C9A6.3000107@gmx.de> (raw)
In-Reply-To: <1413989639.83279.YahooMailNeo@web122306.mail.ne1.yahoo.com>
References: <5446972B.9040409@gmx.de>
	<9706.1413918462@sss.pgh.pa.us>
	<5446B4B3.4030802@gmx.de>
	<A76B25F2823E954C9E45E32FA49D70ECAB2FDEE5@mail.corp.perceptron.com>
	<54473B2E.2080007@gmx.de>
	<1413989639.83279.YahooMailNeo@web122306.mail.ne1.yahoo.com>
List-Unsubscribe:  <mailto:majordomo@postgresql.org?body=unsub%20pgsql-performance>

Hi Kevin,


this is what I need (I think). Hopefully a cursor can operate on a 
join.  Will read docu now.

Thanks!


Björn

Am 22.10.2014 16:53, schrieb Kevin Grittner:
> Björn Wittich <Bjoern_Wittich@gmx.de> wrote:
>
>> I do not want the db server to prepare the whole query result at
>> once, my intention is that the asynchronous retrieval starts as
>> fast as possible.
> Then you probably should be using a cursor.
>
> --
> Kevin Grittner
> EDB: http://www.enterprisedb.com
> The Enterprise PostgreSQL Company
>
>



-- 
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 (11+ messages)  latest in thread

Message-ID: <5447C9A6.3000107@gmx.de>
Permalink:  ../5447C9A6.3000107@gmx.de/
Also on:    postgresql.org/message-id/5447C9A6.3000107@gmx.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: Bjoern_Wittich@gmx.de
  Subject: Re: extremly bad select performance on huge table
  In-Reply-To: <5447C9A6.3000107@gmx.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