Michael Paquier <mich...@paquier.xyz> writes: > On Tue, Nov 20, 2018 at 02:00:39PM +0900, Amit Langote wrote: >> - * We also use EquivalenceClasses as the base structure for PathKeys, >> letting >> + * We also use EquivalenceClass as the base structure for PathKeys, letting
> ... But not that. The reason that's not good is that it creates a singular-plural mismatch. If you'd also changed "PathKeys" to "PathKey", it would still read OK, though I don't think it's an improvement particularly. (Hm ... though arguably, "structure" should be "structures" if we're going to let it stand as plural.) regards, tom lane