| From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Dimitri Fontaine <dfontaine(at)hi-media(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Martijn van Oosterhout <kleptog(at)svana(dot)org>, Hitoshi Harada <umi(dot)tanuki(at)gmail(dot)com>, Erik Rijkers <er(at)xs4all(dot)nl>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: review: More frame options in window functions |
| Date: | 2010-02-12 15:49:34 |
| Message-ID: | 20100212154934.GE3737@alvh.no-ip.org |
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| Lists: | pgsql-hackers |
Tom Lane escribió:
> Dimitri Fontaine <dfontaine(at)hi-media(dot)com> writes:
> > Searching the archives ain't helping me refresh those memories. So it
> > seems the case for an extended opclass infrastructure, or a new side
> > one, is between thin an non-existent yet?
>
> Yeah, I don't immediately see anything that would justify going to
> that level of effort. Adding +/- as support functions for btree
> seems like the thing to do.
Would it work to use a fake access method instead? If we add it to
btree, will we be able to backtrack and move that to a separate catalog
if we ever determine that it would have been better?
--
Alvaro Herrera http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support
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