On Wed, 18 Oct 2000, Tom Lane wrote:
> I think what you are advocating is recomputing now() at each statement
> boundary within a transaction, but that's not as simple as it looks
> either. Consider statement boundaries in an SQL function --- the
> function is probably being called from some outer statement, so
> advancing now() within the function would violate the spec constraint
> with respect to the outer statement.
Postgres doesn't have an idea of what a 'top-level' statement is? I.E.
statement as submitted by a client (libpq)?
-alex