Raymond,
> I am using sequence to generate to a list of unique
> key id that will be used as the primary key for some
> tables.
>
> My question is when the sequence wraps over to the
> minimum value(1), how can I ensure that the next id is
> not in the tables?
Do you really expect more than 2.4 billion rows?
--
Josh Berkus
Aglio Database Solutions
San Francisco