column|order_id|not_nullable|number(12)
column|line_item_id|not_nullable|number(3)
column|product_id|not_nullable|number(6)
column|unit_price|nullable|number(8,2)
column|quantity|nullable|number(8)
pkey|order_id, line_item_id
fkey|order_id|oe.orders.order_id
fkey|product_id|oe.product_information.product_id