Re: how explain works to Mr Nathan Boley - Mailing list pgsql-performance

From Tomas Vondra
Subject Re: how explain works to Mr Nathan Boley
Date
Msg-id 4DA6053E.3090200@fuzzy.cz
Whole thread Raw
In response to Re: how explain works to Mr Nathan Boley  (Radhya sahal <rad_cs_2006@yahoo.com>)
List pgsql-performance
Dne 12.4.2011 01:22, Radhya sahal napsal(a):
> Thanks Mr Nathan Boley ,
> i want these equations to solve thsese equtions of parameters and total
> time  in order to get each paramter formula
> i need these formula  in my experiments is very important to know the
> rate for each parameter in total cost for plan.
> Best
> Radhya..

I don't think those equations are fully documented outside the source
code. If you really need the exact formulas, you'll have to dig into the
source codes and search there.

regards
Tomas

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