Re: Window Functions: buffering strategy

From: Simon Riggs <simon(at)2ndQuadrant(dot)com>
To: Hitoshi Harada <umi(dot)tanuki(at)gmail(dot)com>
Cc: Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Window Functions: buffering strategy
Date: 2008-10-20 06:59:27
Message-ID: 1224485967.3808.543.camel@ebony.2ndQuadrant
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On Mon, 2008-10-20 at 10:32 +0900, Hitoshi Harada wrote:

> So I propose three Window node buffering strategies,
> row/frame/partition buffering so as to avoid unnecessary row
> buffering.

Sounds good from here. Can I suggest you release the code in phases?

It would be better if we got just one of those done (row?), than to
attempt all 3 and end up with none because of emerging details.

Good luck.

--
Simon Riggs www.2ndQuadrant.com
PostgreSQL Training, Services and Support

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