| From: | "Dann Corbit" <DCorbit(at)connx(dot)com> |
|---|---|
| To: | "Joseph Shraibman" <jks(at)selectacast(dot)net>, "pgsql-general" <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: psql performance |
| Date: | 2005-04-15 01:35:51 |
| Message-ID: | D425483C2C5C9F49B5B7A41F89441547055AB8@postal.corporate.connx.com |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
What is the query?
What is the schema for the tables in the query?
What is the cardinality of the tables?
What does the planner say, when you do this:
explain <query>
explain analyze <query>
http://www.faqs.org/docs/ppbook/r26943.htm
-----Original Message-----
From: pgsql-general-owner(at)postgresql(dot)org
[mailto:pgsql-general-owner(at)postgresql(dot)org] On Behalf Of Joseph
Shraibman
Sent: Thursday, April 14, 2005 6:19 PM
To: pgsql-general
Subject: [GENERAL] psql performance
How come when I paste a large query into psql it starts off fast but
then slows to a crawl eating up cpu just echoing the query back to me?
I'm using psql 7.4.7
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