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grouping sets - updated patch

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: grouping sets - updated patch
Date: 2010-08-09 20:59:26
Message-ID: AANLkTi=vQooHO2o3MSwMbuARTpp8o3oPEDK5VRLEsuJ0@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-hackers
Hello

I fixed an issues with empty sets. It just work, but there are some ugly hacks.

It's really needs own planner node - now grouping functions are not
supported by ORDER BY clause.

Regards

Pavel Stehule

Attachment: verze003.diff
Description: text/x-patch (57.4 KB)

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