Il giorno mar, 23/08/2011 alle 16.30 +0100, f vf ha scritto:
[...]
> it takes more time than if I execute one function at the time and sum
> the execution times of each one:
>
>
> BEGIN;
> SELECT functionX();
> COMMIT;
>
You should probably accout a time for the COMMIT operation. In one case
you commit only once, while in other case you commit three times.
Bye,
Giuseppe
