004_comission/ryankochun91735/task1/project/_doc_source/parking.md

tbl_warehouse_items { int id int quantity string productCode

    float pricePerUnit

}

tbl_purchase_orders { int id int quantity string productCode

    float pricePerUnit

}

tbl_deliveries { int id int quantity string productCode

    float pricePerUnit

}

tbl_discounts { int id int quantity string productCode

    float pricePerUnit

}

tbl_invoices { int id int quantity string productCode

    float pricePerUnit

}

tbl_order_items { int id int quantity string productCode

    float pricePerUnit

}

tbl_payments { int id int quantity string productCode

    float pricePerUnit

}

tbl_returns { int id int quantity string productCode

    float pricePerUnit

}

---

erDiagram
    CUSTOMER ||--o{ ORDER : places
    CUSTOMER {
        string name
        string custNumber
        string sector
    }
    ORDER ||--|{ LINE-ITEM : contains
    ORDER {
        int orderNumber
        string deliveryAddress
    }
    LINE-ITEM {
        int id
        int quantity
        string productCode

        float pricePerUnit
    }