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From: Thomas Kellerer <spam_eater@gmx.net>
To: pgsql-sql@postgresql.org
Subject: Re: What does it mean? Plan stats and double rainbows.
Date: Thu, 9 Jun 2016 23:52:05 +0200
Message-ID: <njcoee$oma$1@ger.gmane.org> (raw)
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Michael Moore schrieb am 09.06.2016 um 23:11:
> I'm having a difficult time finding documentation on EXPLAIN PLAN stats. For example, in
> '                    ->  Nested Loop Left Join  (cost=0.43..1415.06 rows=2 width=1377) (actual time=0.093..0.093 rows=0 loops=1)'
> what does 0.43..1415.06 mean? Is that a range?
>If so, it seems rather pointless, like saying "somewhere between 0 and infinity".

https://www.postgresql.org/docs/current/static/using-explain.html#USING-EXPLAIN-BASICS
  





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