Antonin Houska writes:
> I've noticed that the dummypp field of ProjectionPath is set but never read.
I do not think removing that field is a good idea, even if it's not used
in the current form of the logic. It's useful for debugging purposes at
least. See original commit comment at
https://g
I've noticed that the dummypp field of ProjectionPath is set but never read.
If the only possible change between the path and plan creation time is that
the projection path and the subpath targetlists become different, then dummypp
could be used this way:
diff --git a/src/backend/optimizer/plan/c
