Re: where does postgres keep the query result until it is returned?

From: Sam Mason <sam(at)samason(dot)me(dot)uk>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: where does postgres keep the query result until it is returned?
Date: 2010-09-17 19:59:31
Message-ID: 20100917195930.GI7862@samason.me.uk
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On Fri, Sep 17, 2010 at 04:51:46PM +0200, Willy-Bas Loos wrote:
> i have a function that produces a result in xml.
> that is one row, one value even, but it grows pretty large.
> how is that handled?

Rows are sent back in the entireity, so the PG instance would need
enough memory to work with that row. When you're running a 32bit
version of PG, values whose size is beyond ~100MB are a bit touch and go
whether it will work.

--
Sam http://samason.me.uk/

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