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EXPLAIN explanation

From: Binand Sethumadhavan <binand(at)gmail(dot)com>
To: pgsql-novice(at)postgresql(dot)org
Subject: EXPLAIN explanation
Date: 2012-03-30 10:56:57
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-novice
Is there a comprehensive online document or printed book that explains
the EXPLAIN output? Something akin to the MySQL documentation here:

I would really like to know what EXPLAIN is telling me, and more
importantly, what it is not telling me. I have read some documents,
but none that breaks it down to pieces and explains each piece




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