On sun, 2007-07-15 at 09:28 -0600, Stuart McGraw wrote:
> Advice requested :-) I have a table like:
>
> CREATE TABLE items (
> id INT,
> typ INT ...
> PRIMAY KEY (seq,typ));
>
> I would like 'id' to be like a SERIAL except that I
> want independent sequences for each value of 'typ'.
what possible advantage could there be to that?
if you need gapless series, then sequences (and serial)
are not adequate anyways.
just use one sequence.
gnari
