| From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
|---|---|
| To: | Brian Ceccarelli <bceccarelli(at)net32(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, pgsql-bugs <pgsql-bugs(at)postgresql(dot)org> |
| Subject: | Re: BUG #5611: SQL Function STABLE promoting to VOLATILE |
| Date: | 2010-08-11 21:25:11 |
| Message-ID: | 1281561831-sup-5990@alvh.no-ip.org |
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| Thread: | |
| Lists: | pgsql-bugs |
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(at)commandprompt(dot)com>
The PostgreSQL Company - Command Prompt, Inc.
PostgreSQL Replication, Consulting, Custom Development, 24x7 support
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