David Rowley <dgrowle...@gmail.com> writes: > What I can't understand is why you changed to a List-of-Lists rather > than a List-of-Relids.
Yeah, I spent no effort on micro-optimizing the data structure. I figured that since we were not including leaf partitions, there would never be enough rels involved to worry about. Perhaps that's wrong though. > Parent RT indexes are guaranteed to be lower than their children RT > indexes, I was intentionally avoiding that assumption ;-). Maybe it buys enough to be worth the loss of generality, but ... regards, tom lane