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Re: Performance problems with multiple layers of functions

From: Svenne Krap <svenne(at)krap(dot)dk>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: "Jim C(dot) Nasby" <jnasby(at)pervasive(dot)com>,pgsql-performance(at)postgresql(dot)org
Subject: Re: Performance problems with multiple layers of functions
Date: 2006-03-24 19:16:29
Message-ID: 4424458D.4060106@krap.dk (view raw or flat)
Thread:
Lists: pgsql-performance
Tom Lane wrote:
> where (flow_direction, dataset_id) in (select * from new_func(122))
>   

Is this form of multi-column IN mentioned anywhere in the docs? I can't 
find it.

Svenne

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