+-------------+       +---------------+       +-------------+
|  CUSTOMER   |       |    ORDER      |       |  PRODUCT    |
|-------------|       |---------------|       |-------------|
| id (PK)     |       | id (PK)       |       | id (PK)     |
| name        +--||--o<  customer_id  >o--||--+ name        |
| email       |       | placed_at     |       | price       |
+-------------+       +---------------+       +-------------+
