SQL> ALTER TABLE test MODIFY COLUMN bla int INVISIBLE, ALGORITHM = INSTANT;
Query OK, 0 rows affected (0.001 sec)
SQL> SELECT * FROM test LIMIT 1;
+----+-----------+---------------------+
| id | data      | ts                  |
+----+-----------+---------------------+
| 3  | Some data | 2018-09-11 17:47:04 |
+----+-----------+---------------------+