Re: Loading optimization
Ian Harding <iharding@pakrat.com>
From: Ian Harding <iharding@pakrat.com>
To: pgsql-general@postgresql.org
Date: 2001-01-07T19:14:05Z
Lists: pgsql-general
Gary Wesley wrote: > Is there any advantage to having data sorted before populating it into a > table? > (In 6.5) > > Gary Wesley Yes. You have effectively loaded it with a clustered index. If you cluster an index on the sort column after loading it, the sort will remain in effect and will speed queries/joins that use that column. Ian