| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Alex Hunsaker <badalex(at)gmail(dot)com>, Thom Brown <thom(at)linux(dot)com>, pgsql-bugs <pgsql-bugs(at)postgresql(dot)org>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [HACKERS] Drop one-argument string_agg? (was Re: string_agg delimiter having no effect with order by) |
| Date: | 2010-08-04 23:18:02 |
| Message-ID: | AANLkTimYuDQ_Kk_HwinfVASwFdR15KJTQw=Uhr+koh+E@mail.gmail.com |
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| Lists: | pgsql-bugs pgsql-hackers |
On Wed, Aug 4, 2010 at 7:07 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> Or in other words, any thoughts on:
>> select string_agg(delim, expression);
>
> That looks pretty weird to me anyway, with or without use of ORDER BY.
> Nobody would think to write the delimiter first. Usually you put the
> "most important" argument first, and no one would see the delimiter
> as the most important one.
Well, it would match the syntax of things like perl's join(). But I
think that's probably not enough reason to go fiddling with it.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise Postgres Company
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