2013/5/26 bricklen <bricklen@gmail.com>:
>
> On Sat, May 25, 2013 at 8:45 AM, Karel Riveron Escobar
> <kescobar@estudiantes.uci.cu> wrote:
>>
>> I want to generate random numbers in Pl/pgSQL. How can I do this?
>> To be more specific, I have to generate random numbers among 0 and 5.
>
>
> One way:
> select n from unnest(ARRAY[0,1,2,3,4,5]) n order by random() limit 1;
somewhat shorter:
SELECT (random() * 5)::INT
Ian Barwick