On 16 August 2016 at 19:46, Andres Freund <and...@anarazel.de> wrote:
> On 2016-08-15 12:02:18 -0400, Robert Haas wrote:
>> Thanks for taking a stab at this.  I'd like to throw out a few concerns.
>> One, I'm worried that adding an additional layer of pointer-jumping is
>> going to slow things down and make Andres' work to speed up the
>> executor more difficult.  I don't know that there is a problem there,
>> and if there is a problem I don't know what to do about it, but I
>> think it's something we need to consider.
> I'm quite concerned about that as well.

This objection would apply to all other proposals as well, FDW etc..

Do you see some way to add flexibility yet without adding a branch
point in the code?

Simon Riggs                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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