| From: | Peter Geoghegan <pg(at)heroku(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Peter Eisentraut <peter_e(at)gmx(dot)net>, Magnus Hagander <magnus(at)hagander(dot)net>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Gregory Smith <gregsmithpgsql(at)gmail(dot)com> |
| Subject: | Re: Last Commitfest patches waiting review |
| Date: | 2014-10-09 18:59:54 |
| Message-ID: | CAM3SWZSvcs-EEKm57o0uxUAmdvDXR=QCP6DPjJ-8Wa_UgbF1Dw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Mon, Oct 6, 2014 at 11:53 AM, Peter Geoghegan <pg(at)heroku(dot)com> wrote:
> On Mon, Oct 6, 2014 at 11:27 AM, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>> Well, really, I was just suggesting that I can spend more time on the
>> patch, but not immediately.
>
> We haven't really talked about the idea of the HyperLogLog-based abort
> mechanism - the actual cost model - even though I thought we'd have
> discussed that extensively by now.
My concern is that if we only get it committed in the last commitfest,
we may run out of time to make sortsupport work for B-Tree index
builds. That's where the sortsupport for text stuff will be really
useful.
--
Peter Geoghegan
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