Thanks! May be helpful to include this in the documentation, since I guess it will then often depend on the numDistinctRows estimate [1] if the parallel plan is

Thanks! May be helpful to include this in the documentation, since I guess it will then often depend on the numDistinctRows estimate [1] if the parallel plan is used. [1] https://git.postgresql.org/gitweb/?p=postgresql.git;a=blob;f=src/backend/optimizer/plan/planner.c;h=468105d91ea71dc195aae1ed12ab3a2044128ca2;hb=refs/heads/REL_15_STABLE#l4420 https://git.postgresql.org/gitweb/?p=postgresql.git;a=blob;f...