On 15 February 2011 21:46, Cédric Villemain
<cedric.villemain.debian@gmail.com> wrote:
> 2011/2/15 Thom Brown <thom@linux.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