> pg_opfamily
>
> OID
> opfamid access method OID
> opfname family name
> opfnamespace family namespace
> opfowner owner's OID
>
> But "opfamid" is a really unfortunate name, because it looks way too
> much like it's supposed to be the ID of the family itself, rather than
> of the index AM it's associated with.
I think by convention it is clear that we are talking about opf -- amid,
opfmethod imho removes the connex to amid so I wouldn't do it.
Andreas