调试中...
行 1，列 1
Customers =
| customer_id | customer_name |
| ----------- | ------------- |
| 1 | Daniel |
| 2 | Diana |
| 3 | Elizabeth |
| 4 | Jhon |
Orders =
| order_id | customer_id | product_name |
| -------- | ----------- | ------------ |
| 10 | 1 | A |
| 20 | 1 | B |
| 30 | 1 | D |
| 40 | 1 | C |
| 50 | 2 | A |
| 60 | 3 | A |
| 70 | 3 | B |
| 80 | 3 | D |
| 90 | 4 | C |
[object Object]