Simon Riggs <[email protected]> writes:
> What surprises me is we don't have an API that allows an FDW to decide
> what it can accept or not. It seems strange to have a unilateral
> decision by our planner about what another planner is capable of.
Uh, what?
There's certainly missing features in our FDW APIs --- no ability to push
over joins or aggregates for instance --- but none of that has anything to
do with assumptions about what the other end is capable of. We're just
not done inventing those APIs.
regards, tom lane
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