> -----Original Message-----
> From: pgsql-performance-owner@postgresql.org
> [mailto:pgsql-performance-owner@postgresql.org] On Behalf Of
> Adnan DURSUN
> i want to be can read an execution plan when
> i look at it.
> So, is there any doc about how it should be read ?
You are asking how to read the output from EXPLAIN? This page is a good
place to start:
http://www.postgresql.org/docs/8.1/interactive/performance-tips.html