Postgresql.result

`object
method binary_tuples : bool
method cmd_status : string
method cmd_tuples : string
method error : string
method fformat : int -> Postgresql.FFormat.t
method fmod : int -> int
method fname : int -> string
method fnumber : string -> int
method fsize : int -> int
method ftype : int -> Postgresql.ftype
method get_all : string array array
method get_all_lst : string list list
method get_escaped_value : int -> int -> string
method get_fnames : string array
method get_fnames_lst : string list
method get_tuple : int -> string array
method get_tuple_lst : int -> string list
method getisnull : int -> int -> bool
method getlength : int -> int -> int
method getvalue : int -> int -> string
method nfields : int
method nparams : int
method ntuples : int
method oid_value : Postgresql.oid
method paramtype : int -> Postgresql.ftype
method status : Postgresql.result_status
end`