12.08.2013 18:24, Pavel Stehule пишет:
> Hello
>
> it looks like known issue of sometimes dysfunctional plan cache in
> plpgsql in 9.2.
>
> similar issuehttp://postgresql.1045698.n5.nabble.com/Performance-problem-in-PLPgSQL-td5764796.html
Thanks for the link ) I read about issue, but I can't understand what
should I do?
i chage values of seq_page_cost
=1.0
=10.0
= 100.0
= 0.1
=0.01
but nothing chage, time of function execution the same.