Alexandre,
> I know that this topic was discuted before but I like an alternative for
> my high load INSERT query.
> Why Postgres abort a transaction when find a duplicate PK ?!?!
Postgres currently aborts a transaction upon *any* error condition, except
warnings. We do not, currently, have a exception-handling model for
procedure code. It's on the TODO list.
--
Josh Berkus
Aglio Database Solutions
San Francisco