| From: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | "David E(dot) Wheeler" <david(at)kineticode(dot)com>, Peter Eisentraut <peter_e(at)gmx(dot)net>, Scott Bailey <artacus(at)comcast(dot)net>, "pgsql-hackers(at)postgresql(dot)org Hackers" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Review: listagg aggregate |
| Date: | 2010-01-26 07:14:13 |
| Message-ID: | 162867791001252314t19badd31yee443e2bd38cd61@mail.gmail.com |
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| Thread: | |
| Lists: | pgsql-hackers |
2010/1/25 Robert Haas <robertmhaas(at)gmail(dot)com>:
> On Mon, Jan 25, 2010 at 2:27 PM, David E. Wheeler <david(at)kineticode(dot)com> wrote:
>> On Jan 25, 2010, at 2:09 AM, Peter Eisentraut wrote:
>>> xmlagg -> concatenates values to form xml datum
>>> array_agg -> concatenates values to form array datum
>>> ??? -> concatenates values to form string datum
>>
>> concat_agg().
>
> I like that one...
>
why is concat_agg better than listagg ?
Pavel
> ...Robert
>
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