摘要:
5.找出连续 3 天及以上有下单行为的用户 ID,输出用户 ID、连续下单的起始日期、连续下单天数; sql WITH t1 AS ( SELECT DISTINCT user_id, DATE(order_time) AS dt FROM order_info WHERE order_status 阅读全文
posted @ 2026-05-19 23:05
joryuui
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