čekaj, kako nije definisan problem
slobodno zakači, može i ruby
Kôd:
+----+----------+----------+----------+
| id | staff_id | start | end |
+----+----------+----------+----------+
| 1 | 66 | 21:00:00 | 03:00:00 |
+----+----------+----------+----------+
Kôd:
+----+-------------+------+----------+----------+
| id | schedule_id | day | start | end |
+----+-------------+------+----------+----------+
| 16 | 1 | 1 | 21:00:00 | 00:00:00 |
| 17 | 1 | 2 | 00:00:00 | 03:00:00 |
+----+-------------+------+----------+----------+
day 1 je ponedeljak, day 2 je utorak...