Kevin Grittner wrote:
> Attached is what I think you're talking about for the first patch.
> AFAICS this should generate identical executable code to unpatched.
> Then the patch to actually implement the feature would, instead
> of adding 30-some lines with TestForOldSnapshot() would implement
> that as the behavior for the other enum value, and alter those
> 30-some BufferGetPage() calls.
>
> Álvaro and Michael, is this what you were looking for?
Yes, this is what I was thinking, thanks.
--
Álvaro Herrera http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services