Skip site navigation (1) Skip section navigation (2)

Re: Better default_statistics_target

From: Matteo Beccati <php(at)beccati(dot)com>
To: Simon Riggs <simon(at)2ndquadrant(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Greg Sabino Mullane <greg(at)turnstep(dot)com>, pgsql-patches(at)postgresql(dot)org
Subject: Re: Better default_statistics_target
Date: 2007-11-21 16:30:37
Message-ID: 47445D2D.1060305@beccati.com (view raw or flat)
Thread:
Lists: pgsql-hackerspgsql-patches
Hi,

> - why did we pick 100 for the LIKE operator?

http://archives.postgresql.org/pgsql-hackers/2006-09/msg01715.php


> - should we document the better selectivity for LIKE operators at 100?

Probably... it I'm the only one who knows about it ;)


-- 
Matteo Beccati

Openads - http://www.openads.org

In response to

pgsql-hackers by date

Next:From: Tom LaneDate: 2007-11-21 16:39:14
Subject: Re: plperl failure on OS X 10.5(.1)
Previous:From: Tom LaneDate: 2007-11-21 16:27:14
Subject: Re: Postgres 8.3 archive_command

pgsql-patches by date

Next:From: Bruce MomjianDate: 2007-11-21 22:36:26
Subject: Re: [HACKERS] wrong behavior using to_char() again
Previous:From: Alvaro HerreraDate: 2007-11-21 16:17:05
Subject: Re: wrong behavior using to_char() again

Privacy Policy | About PostgreSQL
Copyright © 1996-2014 The PostgreSQL Global Development Group