Le 31/03/2010 12:51, Gnanakumar a écrit :
> After restarting PostgreSQL, I can see the following parameters are set to
> ON:
> mydb=# show stats_start_collector;
> stats_start_collector
> -----------------------
> on
> (1 row)
>
> mydb=# show stats_start_collector;
> stats_start_collector
> -----------------------
> on
> (1 row)
>
> mydb=# show stats_block_level;
> stats_block_level
> -------------------
> on
> (1 row)
>
> mydb=# show stats_reset_on_server_start;
> stats_reset_on_server_start
> -----------------------------
> off
> (1 row)
>
> But still, if I query after performing heavy DML operations, I'm always
> getting zero, even though there are INSERT/UPDATE/DELETE.
> select pg_stat_get_tuples_inserted((select oid from pg_class where relname =
> 'mytable'));
>
> Is there any other parameter I'm missing to make this work.
>
Nope. But you didn't show stats_row_level. If it's on too, try "select *
from pg_stat_user_tables".
--
Guillaume.
http://www.postgresqlfr.org
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