Re: CREATE AGGREGATE array_cat

From: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>
To: Vlad Bokov <vlad(at)razum2um(dot)me>
Cc: "pgsql-hackers(at)lists(dot)postgresql(dot)org" <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: CREATE AGGREGATE array_cat
Date: 2020-11-18 22:19:16
Message-ID: CAKFQuwbKqAa1SqcpJqiA7AC0y1TiG6ntOCimPvN94Z=BZWvp5A@mail.gmail.com
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On Wednesday, November 18, 2020, Vlad Bokov <vlad(at)razum2um(dot)me> wrote:

> Hi, I wonder why there's no function to aggregate arrays by
> concatenation out of the box?
>

See array_agg(...)

David J.

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