From: pgsql-hackers-owner(at)postgresql(dot)org
> [mailto:pgsql-hackers-owner(at)postgresql(dot)org] On Behalf Of Konstantin
> Knizhnik
> Well, first of all I want to share results I already get: pgbench with default
> parameters, scale 10 and one connection:
>
> So autoprepare is as efficient as explicit prepare and can increase
> performance almost two times.
This sounds great.
BTW, when are the autoprepared statements destroyed? Are you considering some upper limit on the number of prepared statements?
Regards
Takayuki Tsunakawa