Horton

Re: Extensible executor nodes for preparation of SQL/MED

Robert Haas <robertmhaas@gmail.com>

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From: Robert Haas <robertmhaas@gmail.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Itagaki Takahiro <itagaki.takahiro@gmail.com>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>
Date: 2010-11-16T18:36:16Z
Lists: pgsql-hackers 
On Tue, Nov 16, 2010 at 1:28 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Itagaki Takahiro <itagaki.takahiro@gmail.com> writes:
>> Here is a WIP patch to extensible executor nodes.
>
> I am of the opinion that a run-time-extensible set of plan node types
> is merest fantasy.  We will never have that, so putting in place 5%
> of the infrastructure for it is a waste of time and notational
> complexity.

I think I agree; and moreover there's been no compelling argument made
why we would need that for SQL/MED anyway.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company