| From: | Peter Geoghegan <pg(at)heroku(dot)com> |
|---|---|
| To: | Heikki Linnakangas <hlinnakangas(at)vmware(dot)com> |
| Cc: | Pg Hackers <pgsql-hackers(at)postgresql(dot)org>, Kevin Grittner <kgrittn(at)ymail(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Andres Freund <andres(at)2ndquadrant(dot)com> |
| Subject: | Re: UPSERT wiki page, and SQL MERGE syntax |
| Date: | 2014-10-02 19:46:19 |
| Message-ID: | CAM3SWZQzW0r9-aPC-o5v=rfO5M+NMnxwutJy3swJayO6CmwYtg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, Oct 2, 2014 at 12:54 AM, Peter Geoghegan <pg(at)heroku(dot)com> wrote:
> I've started off by adding varied examples of the use of the existing
> proposed syntax. I'll expand on this soon.
I spent some time today expanding on the details, and commenting on
the issues around the custom syntax (exactly what it does, issues
around ambiguous conflict-on unique indexes, etc).
Also, "Challenges, issues" has been updated - I've added some
"secondary concerns". These are non-contentious items that I think are
of concern, and would like to highlight now.
--
Peter Geoghegan
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