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Re: BUG #5611: SQL Function STABLE promoting to VOLATILE - Mailing list pgsql-bugs

From Alvaro Herrera
Subject Re: BUG #5611: SQL Function STABLE promoting to VOLATILE
Date
Msg-id 1281561831-sup-5990@alvh.no-ip.org
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In response to Re: BUG #5611: SQL Function STABLE promoting to VOLATILE  (Brian Ceccarelli <bceccarelli@net32.com>)
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Excerpts from Brian Ceccarelli's message of mié ago 11 16:47:50 -0400 2010:

> Please show me an example where an inline query gets a performance boost.

The reason it's a performance boost is that the query gets to be planned
as a single query, instead of there being a black-box that needs to be
planned separately.  I don't have any example handy to share.

--
Álvaro Herrera <alvherre@commandprompt.com>
The PostgreSQL Company - Command Prompt, Inc.
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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