Re: explain format json, unit for serialize and memory are different.

Michael Paquier <michael@paquier.xyz> writes:
> Perhaps Alvaro and Tom would like to chime in, as committers of
> respectively 5de890e3610d and 06286709ee06?

No objection here.  In a green field I might argue for
round-to-nearest instead of round-up, but it looks like we
have several precedents for round-up, so let's avoid changing
that existing behavior.

            regards, tom lane