Horton

Re: MERGE SQL Statement for PG11

Peter Geoghegan <pg@bowt.ie>

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From: Peter Geoghegan <pg@bowt.ie>
To: Nico Williams <nico@cryptonector.com>
Cc: Simon Riggs <simon@2ndquadrant.com>, Robert Haas <robertmhaas@gmail.com>, Michael Paquier <michael.paquier@gmail.com>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2017-11-07T23:31:22Z
Lists: pgsql-hackers 
On Tue, Nov 7, 2017 at 3:29 PM, Nico Williams <nico@cryptonector.com> wrote:
> On Thu, Nov 02, 2017 at 03:25:48PM -0700, Peter Geoghegan wrote:
>> Nico Williams <nico@cryptonector.com> wrote:
>> >A MERGE mapped to a DML like this:
>
> I needed to spend more time reading MERGE docs from other RDBMSes.

Please don't hijack this thread. It's about the basic question of
semantics, and is already hard enough for others to follow as-is.

-- 
Peter Geoghegan

Commits

  1. Add support for MERGE SQL command

  2. Add API of sorts for transition table handling in trigger.c

  3. Revert MERGE patch

  4. Fix several bugs related to ON CONFLICT's EXCLUDED pseudo relation.