Re: string_to_array has to be stable?

On 20 July 2010 10:31, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> wrote:
> Hello
>
> I am working on to_array, to_string functions and I am looking on
> string_to_array function. I am surprised so this function is marked as
> immutable
>
> postgres=# select array_to_string(array[current_date],',');
>  array_to_string
> -----------------
>  2010-07-20
> (1 row)
>
> postgres=# set datestyle to German ;
> SET
> postgres=# select array_to_string(array[current_date],',');
>  array_to_string
> -----------------
>  20.07.2010
> (1 row)
>
> it is probably wrong
>
> Regards
>
> Pavel Stehule
>

Yeah, that looks wrong.

Thom