| From: | Thom Brown <thom(at)linux(dot)com> |
|---|---|
| To: | Cédric Villemain <cedric(dot)villemain(dot)debian(at)gmail(dot)com> |
| Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: NULLs in array_cat vs array || array |
| Date: | 2011-02-15 21:50:00 |
| Message-ID: | AANLkTi=Q1SJwMvAy6cZ7jF=d1YL5=R=AQoGOS-mf0BmJ@mail.gmail.com |
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| Lists: | pgsql-hackers |
On 15 February 2011 21:46, Cédric Villemain
<cedric(dot)villemain(dot)debian(at)gmail(dot)com> wrote:
> 2011/2/15 Thom Brown <thom(at)linux(dot)com>:
>> Hi all,
>>
>> I assumed array_cat would behave similarly to array || array, but it
>> appears not when it comes to NULLs. Shouldn't these have identical
>> functionality? The attached patch makes it so, although it would
>> break existing code.
>
> There is bugreport and todo entry for that if it helps:
>
> http://archives.postgresql.org/pgsql-bugs/2008-11/msg00032.php
Ah, I see. More to it than meets the eye. My bad.
--
Thom Brown
Twitter: @darkixion
IRC (freenode): dark_ixion
Registered Linux user: #516935
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