weigelt(at)metux(dot)de writes:
> is it somehow possible to create trigger functions directly in
> SQL language, w/o an procedural language ?
No.
> Why cant the return value of an function simply be ignored,
> instead of requiring the function to return void (which an sql
> function can't return) ?
Internal reasons mostly, but not trivial to overcome.
--
Peter Eisentraut peter_e(at)gmx(dot)net