QUERY PLAN:

From: "Tim Joyce" <tim(at)hoop(dot)co(dot)uk>
To: <pgsql-general(at)postgreSQL(dot)org>
Subject: QUERY PLAN:
Date: 1999-10-27 10:03:45
Message-ID: 00b501bf2062$910e71b0$0501a8c0@noonoo
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-general

can someone point me at documentation so that i can unserstand the results
of an EXPLAIN, eg:

Index Scan using words_id_idx on books_idx (cost=441.19 rows=7644 width=8)

explain select * from books_idx where wrd_id=1;

I am paticularly interested in what the rows= figure means.

TIA

timj

In response to

Responses

Browse pgsql-general by date

  From Date Subject
Next Message amy cheng 1999-10-27 11:25:27 Re: [GENERAL] Auto Ordering
Previous Message Edouard DESSIOUX 1999-10-27 08:10:58 A simple SQL command