Real-time duplicate order detection framework for e-commerce CX teams. Built in response to a checkout flow change causing unintentional repeat orders. Covers self-join detection logic, hourly refresh architecture, self-cancellation exclusion, false positive calibration, and CX outreach SOP on Alibaba MaxCompute.
ecommerce customer-experience duplicate-orders business-risk failed-delivery failed-delivery-prevention
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Updated
Aug 20, 2026