| From: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com> |
|---|---|
| To: | Ashutosh Bapat <ashutosh(dot)bapat(at)enterprisedb(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>, Dilip Kumar <dilipbalaut(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [HACKERS] <> join selectivity estimate question |
| Date: | 2017-11-30 02:06:00 |
| Message-ID: | CAB7nPqTOx--uj+uVs4+0TeF9eRV6x5thSMmnib977yWhPCMGAA@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, Sep 14, 2017 at 2:23 PM, Ashutosh Bapat
<ashutosh(dot)bapat(at)enterprisedb(dot)com> wrote:
> Are you referring to rounding errors? We should probably add some fuzz
> factor to cover the rounding errors and cause a diff when difference
> in expected and reported plan rows is beyond that fuzz factor.
As far as I can see the patch proposed in
https://www.postgresql.org/message-id/CAFjFpRfXKadXLe6cS=Er8txF=W6g1htCidQ7EW6eeW=SNcnTmQ@mail.gmail.com/
did not get any reviews. So moved to next CF.
--
Michael
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