Re: Fw: postgresql experts please help

Kris,

> If you have an after trigger on the table that you're inserting into and
> it inserts into another table with a serial column, the lastval call will
> use the wrong sequence.  Now this is also a problem with currval if you
> have a trigger that inserts into the same table, but that's an unlikely
> application design.  Inserting into another table is something that you'll
> find with systems that do auditing or sometimes horizontal partitioning of
> a table.

I'm pretty sure there's a version of lastval() which takes the table name as a
parameter.  That would be the safer one to use.

--
Josh Berkus
PostgreSQL @ Sun
San Francisco