| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Peter Geoghegan <pg(at)heroku(dot)com> |
| Cc: | Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk>, 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: | 2015-01-21 02:34:46 |
| Message-ID: | CA+TgmobXyQwCV6367p8mdXpJ8SiAWMz0cVmhxXxDs+6MEY9WJw@mail.gmail.com |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
On Tue, Jan 20, 2015 at 9:33 PM, Peter Geoghegan <pg(at)heroku(dot)com> wrote:
> On Tue, Jan 20, 2015 at 6:30 PM, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>> I don't want to change the on-disk format for tapes without a lot more
>> discussion. Can you come up with a fix that avoids that for now?
>
> A more conservative approach would be to perform conversion on-the-fly
> once more. That wouldn't be patently unacceptable from a performance
> perspective, and would also not change the on-disk format for tapes.
>
> Thoughts?
That might be OK. Probably needs a bit of performance testing to see
how it looks.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
| From | Date | Subject | |
|---|---|---|---|
| Next Message | Peter Geoghegan | 2015-01-21 02:39:42 | Re: B-Tree support function number 3 (strxfrm() optimization) |
| Previous Message | Peter Geoghegan | 2015-01-21 02:33:29 | Re: B-Tree support function number 3 (strxfrm() optimization) |