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Re: Expected accuracy of planner statistics
- From: "John D. Burger" <john(at)mitre(dot)org>
- To: Postgres General <pgsql-general(at)postgresql(dot)org>
- Subject: Re: Expected accuracy of planner statistics
- Date: Fri, 29 Sep 2006 12:37:58 -0400
src/backend/commands/analyze.c, around line 1930 as of CVS HEAD:
/*----------
* Estimate the number of distinct values using the
estimator
* proposed by Haas and Stokes in IBM Research Report
RJ 10025:
Thanks for the pointer, Tom. I shouldn't have been surprised to find such a nice comment pointing me at the literature.
- John D. Burger MITRE
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- Expected accuracy of planner statistics
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- Re: Expected accuracy of planner statistics
- From: Tom Lane
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- Re: Expected accuracy of planner statistics
- From: Tom Lane
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