You can search for identifiers within the package.
in-package search v0.2.0
type t
val name : t -> string
val pg_type_oid : t -> int
Oid of the type of data in the column. To get full type information for some pg_type_oid t = K, select * from pg_type where oid = K.
pg_type_oid t = K
select * from pg_type where oid = K