uniqueN(by=character()) returns nrow, as does by=NULL#4595

Merged

mattdowle merged 9 commits intomasterfrom

uniqueN-empty-b

Jun 17, 2021

Commits on Jul 10, 2020

uniqueN(by=character()) returns nrow, as does by=NULL
Michael Chirico
committed

Commits on Jul 11, 2020

further consistency checks raised by Cole
Michael Chirico
committed

Commits on May 9, 2021