| From: | Peter Geoghegan <pg(at)heroku(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, Noah Misch <noah(at)leadboat(dot)com>, Marti Raudsepp <marti(at)juffo(dot)org>, Stephen Frost <sfrost(at)snowman(dot)net>, Greg Stark <stark(at)mit(dot)edu>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: B-Tree support function number 3 (strxfrm() optimization) |
| Date: | 2014-12-03 01:28:27 |
| Message-ID: | CAM3SWZR_5wfXY4wjPmBDxy_K=N+gmvDLxLTNMh6EW==BShXZbA@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Tue, Dec 2, 2014 at 2:16 PM, Peter Geoghegan <pg(at)heroku(dot)com> wrote:
> On Tue, Dec 2, 2014 at 2:07 PM, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>> Well, maybe you should make the updates we've agreed on and I can take
>> another look at it.
>
> Agreed.
Attached, revised patchset makes these updates. I continue to use the
sortsupport struct to convey that a given attribute of a given sort is
abbreviation-applicable (although the field is now a bool, not an
enum).
--
Peter Geoghegan
| Attachment | Content-Type | Size |
|---|---|---|
| 0002-Estimate-total-number-of-rows-to-be-sorted.patch | text/x-patch | 15.6 KB |
| 0001-Abbreviated-sortsupport-keys.patch | text/x-patch | 59.8 KB |
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