Use a SERIAL id on messages, then
Select * from messages
where id = int8( random() * currval({sequence_name}));
Arnau Rebassa wrote:
> Hi everybody,
>
> I'm doing the following query:
>
> select * from messages order by random() limit 1;
>
> in the table messages I have more than 200 messages and a lot of times,
> the message retrieved is the same. Anybody knows how I could do a more
> "random" random?
>
> Thank you very much
>
> --
> Arnau
>
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