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Je wilt weten welke kolomnamen er in de tabel bestelling zitten. Schrijf een query die je hierbij helpt.
Tip: Gebruik SELECT * om alle kolommen te zien.
bestelling| bestelcode | bestel_datum | bestel_tijd | bezorg_tijd | bezorgernummer | klantnummer | korting |
|---|---|---|---|---|---|---|
| 1 | 2021-12-01 | 18:06:00 | 18:37:00 | 3 | 224 | 0.0 |
| 2 | 2021-12-01 | 18:12:00 | 18:41:00 | 0 | 427 | 0.0 |
| 3 | 2021-12-01 | 18:38:00 | 19:07:00 | 7 | 413 | 0.0 |
| 4 | 2021-12-01 | 18:43:00 | 19:08:00 | 1 | 323 | 0.0 |
| 5 | 2021-12-01 | 18:35:00 | 19:09:00 | 4 | 279 | 0.0 |
| 6 | 2021-12-01 | 19:12:00 | 19:46:00 | 7 | 199 | 0.0 |
| 7 | 2021-12-02 | 18:21:00 | 18:43:00 | 6 | 323 | 0.0 |
| 8 | 2021-12-02 | 18:36:00 | 18:55:00 | 3 | 330 | 0.0 |
| 9 | 2021-12-02 | 18:21:00 | 18:55:00 | 5 | 372 | 0.0 |
| 10 | 2021-12-02 | 19:38:00 | 20:08:00 | 5 | 472 | 0.0 |
| ... | ... | ... | ... | ... | ... | ... |