postgresql7.1 select content_method from cm_content_methods m where content_method = content_method__get_method (:content_type ) $text_entry_filter select label, map.content_method from cm_content_type_method_map map, cm_content_methods m where map.content_method = m.content_method and map.content_method = content_method__get_method( :content_type ) $text_entry_filter