[ "type" => "INT", "constraint" => 10, "unsigned" => true, "null" => true ], ]; public function up() { $this->forge->addColumn("chats", $this->COLUMNS); $this->forge->addColumn("chat_department_users", $this->COLUMNS); $this->forge->addForeignKey('orden_trabajo_id', 'ordenes_trabajo', 'id'); $this->forge->processIndexes('chats'); $this->forge->addForeignKey('orden_trabajo_id', 'ordenes_trabajo', 'id'); $this->forge->processIndexes('chat_department_users'); } public function down() { $this->forge->dropColumn("chats", ["orden_trabajo_id"]); $this->forge->dropColumn("chat_department_users", ["orden_trabajo_id"]); } }