Josh Berkus <> writes:
>> I would like something that really measures values like random_page_cost
>> or cpu_tuple_cost that are hardware dependent.
>> I assume such thing does not exist?

> Nope.  You gotta whip out your calculator and run some queries.

Preferably a whole lot of queries.  All the measurement techniques I can
think of are going to have a great deal of noise, so you shouldn't
twiddle these cost settings based on just a few examples.

                        regards, tom lane

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