From: | Greg Williamson <gwilliamson39(at)yahoo(dot)com> |
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To: | |
Cc: | "pgsql-admin(at)postgresql(dot)org" <pgsql-admin(at)postgresql(dot)org> |
Subject: | Re: Getting |
Date: | 2013-01-24 09:08:17 |
Message-ID: | 1359018497.35010.YahooMailNeo@web125906.mail.ne1.yahoo.com |
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Lists: | pgsql-admin |
Dan --
>________________________________
> From: Michael Holt <MHolt(at)terapeak(dot)com>
>To: Raghavendra <raghavendra(dot)rao(at)enterprisedb(dot)com>; Dan Ng <surfnet(at)yahoo(dot)com>
>Cc: "pgsql-admin(at)postgresql(dot)org" <pgsql-admin(at)postgresql(dot)org>
>Sent: Wednesday, January 23, 2013 9:55 PM
>Subject: Re: [ADMIN] Getting
>
>
>
>Of course you can also see what the query plan will be without having to run the query through a standard explain query:
>
>
>http://www.postgresql.org/docs/9.0/static/sql-explain.html
>
>
I am not familiar with the Oracle tools, but you should note that the "EXPLAIN ANALYZE" does actually do the transaction, so if you doing an update / insert / delete you may want to wrap it in an explicit transaction and then roll it back.
HTH,
Greg Williamson
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