> That is exactly the core idea I was trying to suggest in my rambling
> message. Just that small additional bit of information transmitted and
> published to the master via that route, and it's possible to optimize
> this problem in a way not available now. And it's a way that I believe
> will feel more natural to some users who may not be well served by any
> of the existing tuning possibilities.
Well, if both you and Tom think it would be relatively easy (or at least
easier that continuing to pursue query cancel troubleshooting), then
please start coding it. It was always a possible approach, we just
collectively thought that query cancel would be easier.
--Josh Berkus