class PG::Result

def inspect 

def inspect
	str = self.to_s
	str[-1,0] = " status=#{res_status(result_status)} ntuples=#{ntuples} nfields=#{nfields} cmd_tuples=#{cmd_tuples}"
	str
end

def map_types!(type_map)

See PG::BasicTypeMapForResults

+type_map+: a PG::TypeMap instance.

Apply a type map for all value retrieving methods. 
def map_types!(type_map)
	self.type_map = type_map
	self
end