From: Khangelani Gama <kgama@argility.com>
To: pgsql-admin@postgresql.org
Subject: Postgres 9 : - How to interpret the EXPLAIN query results
Date: Wed, 25 Mar 2015 10:00:49 +0200
Message-ID: <a5cf86e816f64005722ba22e878b3c44@mail.gmail.com> (raw)
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Hi
Please help, how can I interpret the following results of my EXPLAIN query
?, I can see that the query will through 18586018 rows, but what’s the
meaning of cost and width?
GroupAggregate (cost=762381141.96..768375132.77 rows=18586018 width=32)
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To: pgsql-admin@postgresql.org
Cc: kgama@argility.com
Subject: Re: Postgres 9 : - How to interpret the EXPLAIN query results
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