On Tue, Jul 28, 2020 at 11:40:14AM -0400, James Coleman wrote: > > This appears to be an issue with d2d8a229b (Incremental Sort), so I will add > > at: https://wiki.postgresql.org/wiki/PostgreSQL_13_Open_Items > > Is that assumption largely based on the incremental sort patch > refactoring tuplesort.c a bit? I haven't looked at it much at all, but > I'm wondering if the issue could also be related to the btree > duplicates changes in 13 given that we're looking at > comparetup_index_btree and the datums are equal.
Good point. I'd looked at something like this to come to my tentative conclusion. git log --stat origin/REL_12_STABLE..origin/REL_13_STABLE -- src/backend/utils/sort/*tuple*c -- Justin
