On 10/18/2013 04:02 AM, KONDO Mitsumasa wrote:
> I submit patch adding min and max execute statement time in pg_stat_statement in
> next CF.
>
> pg_stat_statement have execution time, but it is average execution time and does
> not provide detail information very much. So I add min and max execute statement
> time in pg_stat_statement columns. Usage is almost same as before. However, I add
> pg_stat_statements_reset_time() function to get min_time and max_time in the
> specific period. This function resets or inits min and max execution time before.
>
>
If we're going to extend pg_stat_statements, even more than min and max
I'd like to see the standard deviation in execution time.
cheers
andrew