Подробнее о формате CSV: Статья в Wiki

Документация PlantUML

@startuml

    class HShopProduct << Товар >> {
        id
        image1-5
        parent_id
        ...

    }

    class HShopBrand  << Производитель >> {
        id
        title
    }

    class HShopProperty  << Характеристика >> {
        id
        title
    }

    class HShopPropertyValue  << Значение характеристики >> {
        id
        value
        property_id
    }

    class HShopProductWarehouse << Остатки >> {
        number
        product_id
        warehouse_id
    }


    enum HShopWarehouse  << Склады >> {
        id
        title
    }

HShopBrand --* HShopProduct

HShopWarehouse *--* HShopProduct


HShopPropertyValue *-- HShopProperty
HShopProduct *--* HShopPropertyValue
HShopProductWarehouse *-- HShopWarehouse
HShopProductWarehouse *-- HShopProduct


@enduml