User.columns.first.methods
=> [“to_a”, “respond_to?”, “returning”, “daemonize”, “type”, “limit”,
“protected_methods”, “human_name”, “silence_stream”, “eql?”,
“number?”, “instance_variable_set”, “precision”, “is_a?”, “taguri”,
“hash”, “to_s”, “send”, “dclone”, “remove_subclasses_of”, “ri”,
“pretty_print_cycle”, “primary”, “default”, “with_options”,
“taguri=”, “silence_warnings”, “pretty_print_inspect”, “class”,
“tainted?”, “private_methods”, “primary=”, “send”, “to_yaml”,
“to_yaml_properties”, “untaint”, “scale”,
“extend_with_included_modules_from”, “id”, “instance_eval”,
“inspect”, “require_library_or_gem”, “pretty_print”, “klass”,
“type_cast_code”, “clone”, “text?”, “public_methods”, “b64encode”,
“extended_by”, “extend”, “require_gem”, “freeze”, “suppress”,
“display”, “encode64”, “instance_values”, “po”, “type_cast”, “`”,
“id”, “pretty_print_instance_variables”, “methods”, “==”,
“method”, “sql_type”, “decode64”, “gem”, “===”, “to_json”,
“subclasses_of”, “dup”, “nil?”, “enable_warnings”,
“instance_variables”, “copy_instance_variables_from”, “instance_of?”,
“load”, “name”, “poc”, “to_param”, “instance_exec”, “=~”,
“object_id”, “singleton_methods”, “decode_b”, “null”, “unloadable”,
“taint”, “equal?”, “silence_stderr”, “blank?”,
“instance_variable_get”, “frozen?”, “kind_of?”, “require”,
“to_yaml_style”]