Andrew Dunstan <andrew(at)dunslane(dot)net> writes:
> On 12/22/2014 02:34 PM, Tom Lane wrote:
>> The actual declaration of the argument type is "anyelement", and I think
>> we use that to document other such functions.
> Oh, I thought I had seen "expression" there. It looks like we're using
> "any" elsewhere, so I'll use that. While I'm at it I'll remove the quote
> marks around the arguments to json_object_agg().
[ looks around... ] Looks like there are some of each. Don't know how
important consistency is here; I'm satisfied with "any", even though it
doesn't exactly match the catalogs.
regards, tom lane