Re: Getting rid of aggregate_dummy()

From: Heikki Linnakangas <hlinnaka(at)iki(dot)fi>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers(at)lists(dot)postgresql(dot)org
Subject: Re: Getting rid of aggregate_dummy()
Date: 2020-11-02 11:46:15
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On 01/11/2020 22:47, Tom Lane wrote:
> With that, we don't actually need aggregate_dummy() to exist at
> all, because it's never referenced. Having "aggregate_dummy"
> as the prosrc value for an aggregate function is now just a
> random convention; any other string would do as well. (We could
> save a few bytes in pg_proc by choosing a shorter string, but
> probably it's better to stick to the existing convention.)

NULL would seem like the natural value for that.

- Heikki

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