>
> Is there a TimeStamp(3) equivalent for 'now' ?
>
> Since TimeStamp reflects the time a procedure starts and
> 'now' is the 'cpu time ??', is there a 'now(3)' to help me time
> optimize my procedures ?

what does "time optimise" mean?
make more accurate?
current_tiemstamp(3) is the default for precision, but I'm unsure exactly
what you are after.
Alan