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Re: proposal: Preference SQL

From: Josh Berkus <josh(at)agliodbs(dot)com>
To: pgsql-hackers(at)postgresql(dot)org
Cc: Jan Urbański <j(dot)urbanski(at)students(dot)mimuw(dot)edu(dot)pl>, "Decibel!" <decibel(at)decibel(dot)org>
Subject: Re: proposal: Preference SQL
Date: 2008-06-03 22:36:02
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers

> I'm still working on producing a comparision of preference SQL and the
> skyline operator, more to follow soon.

The big problem with all of these is that there's no standards on 
approximate queries yet.  So we're reluctant to support syntax extensions 
for them.


Josh Berkus
PostgreSQL @ Sun
San Francisco

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