Re: estimation problems for DISTINCT ON with FDW

From:	Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To:	Etsuro Fujita <etsuro(dot)fujita(at)gmail(dot)com>
Cc:	Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject:	Re: estimation problems for DISTINCT ON with FDW
Date:	2020-07-02 20:19:43
Message-ID:	886075.1593721183@sss.pgh.pa.us
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Thread:	2020-06-29 03:23:04 from Jeff Janes <jeff(dot)janes(at)gmail(dot)com> 📎  2020-06-29 10:02:00 from Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com>   2020-06-30 09:30:49 from Etsuro Fujita <etsuro(dot)fujita(at)gmail(dot)com>  2020-06-30 17:13:43 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>   2020-06-30 22:21:32 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> 📎    2020-07-01 11:06:04 from Etsuro Fujita <etsuro(dot)fujita(at)gmail(dot)com>     2020-07-01 14:40:09 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>      2020-07-02 02:46:37 from Etsuro Fujita <etsuro(dot)fujita(at)gmail(dot)com>       2020-07-02 14:46:17 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>        2020-07-02 20:19:43 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> 📎         2020-07-03 11:55:44 from Etsuro Fujita <etsuro(dot)fujita(at)gmail(dot)com>        2020-07-03 02:56:29 from Etsuro Fujita <etsuro(dot)fujita(at)gmail(dot)com>         2020-07-03 21:50:43 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>          2020-07-25 17:30:22 from Jeff Janes <jeff(dot)janes(at)gmail(dot)com>
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Attachment	Content-Type	Size
clamp-foreign-table-tuples-estimate.patch	text/x-diff	1.5 KB

In response to

• Re: estimation problems for DISTINCT ON with FDW at 2020-07-02 14:46:17 from Tom Lane

Responses

• Re: estimation problems for DISTINCT ON with FDW at 2020-07-03 11:55:44 from Etsuro Fujita

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