Re: minimum function

    Check out greatest() and least()... (I think ;)


On Sat, 23 Jun 2007 18:35:36 +0200, Raymond O'Donnell <rod@iol.ie> wrote:

> On 23/06/2007 17:17, Gunther Mayer wrote:
>
>> Any way I can achieve that on one line? I.e. I want it simpler than
>>  IF arg1 < arg2 THEN
>>    RETURN arg1;
>> ELSE
>>    RETURN arg2;
>> END IF;
>
> That looks pretty simple already, but why not enclose it in a pl/pgsql
> function - something like:
>
> create function minimum(a1 integer, a2 integer) returns integer as
> $$
> begin
>    if a1 < a2 then
>      return a1;
>    else
>      return a2;
>    end if;
> end;
> $$
> language plpgsql;
>
> - and then you can call it in one line:
>
> select minimum(5, 4);
>
>
> Ray.
>
>
> ---------------------------------------------------------------
> Raymond O'Donnell, Director of Music, Galway Cathedral, Ireland
> rod@iol.ie
> ---------------------------------------------------------------
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