Re: specific query (not all) on Pg8 MUCH slower than Pg7

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
Cc: Susan Russo <russo(at)morgan(dot)harvard(dot)edu>, sgunderson(at)bigfoot(dot)com, harvsys(at)morgan(dot)harvard(dot)edu, pgsql-performance(at)postgresql(dot)org
Subject: Re: specific query (not all) on Pg8 MUCH slower than Pg7
Date: 2007-05-08 16:09:16
Message-ID: 2210.1178640556@sss.pgh.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-performance

Alvaro Herrera <alvherre(at)commandprompt(dot)com> writes:
> Susan Russo wrote:
>> Next step is to initdb w/C Locale (tonight) (Thanks Tom et al.!).

> That's alternative to the pattern_ops index; it won't help you obtain a
> plan faster than this one.

No, but since their old DB was evidently running in C locale, this seems
like a prudent thing to do to avoid other surprising changes in behavior.

regards, tom lane

In response to

Browse pgsql-performance by date

  From Date Subject
Next Message 李彦 Ian Li 2007-05-08 16:58:27 Re: Best OS for Postgres 8.2
Previous Message Ron 2007-05-08 16:08:10 Re: Best OS for Postgres 8.2