addColumn(\app\models\Payment::tableName(), "source", $this->string()); } public function safeDown() { echo "m171109_162222_add_payment_source cannot be reverted.\n"; return false; } /* // Use up()/down() to run migration code without a transaction. public function up() { } public function down() { echo "m171109_162222_add_payment_source cannot be reverted.\n"; return false; } */ }