| id | trainer_id | student_id | card_type | total_units | used_units | price_cents | purchase_date | expires_date | status | created_at | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 2 | Zehnerkarte | 10 | 8 | 49900 | 2026-07-22 | 2027-07-22 | active | 2026-07-22 16:12:21 | Edit Delete |
| 2 | 5 | 6 | Einzelstunden 10er Karte | 10 | 2 | 75000 | 2026-08-06 | 2027-08-06 | active | 2026-08-06 15:15:36 | Edit Delete |
| 3 | 11 | 10 | 10er Karte | 10 | 2 | 59900 | 2026-08-17 |
NULL
|
active | 2026-08-17 07:47:23 | Edit Delete |
| 4 | 11 | 10 | 10er Karte | 10 | 0 | 59900 | 2026-08-17 | 2027-08-17 | active | 2026-08-17 07:48:05 | Edit Delete |