| 摘要 |
A method of aggregating changes in an order status database system teaching the method steps of identifying the order and the order status, where the order status includes an insert timestamp and an update timestamp; identifying individual line items (products) that together form the order, each line item identifying the quantity requested, quantity shipped, and status shipped, with individual insert timestamps and update timestamps; and updating the order and line item insert and update timestamps whenever a line item is updated.
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