69 lines
1.6 KiB
SQL
69 lines
1.6 KiB
SQL
-- 以客户维度展示客户的每日下单量以及每周的下单量（每周日到周六）
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SELECT
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c.Id AS CustomerId,
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c.CustomerCode,
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c.CustomerName,
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-- 每日下单量
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DATE(lrr.CreatedAt) AS OrderDate,
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COUNT(*) AS DailyOrderCount,
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-- 每周下单量（按周日到周六计算）
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CONCAT(YEARWEEK(lrr.CreatedAt, 0), '周') AS WeekNumber,
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COUNT(*) OVER (PARTITION BY c.Id, YEARWEEK(lrr.CreatedAt, 0)) AS WeeklyOrderCount
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FROM
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customers c
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JOIN
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label_replace_requests lrr ON c.Id = lrr.CustomerId
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WHERE
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lrr.ReplaceStatus = 'Y' -- 只统计有效订单
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GROUP BY
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c.Id,
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c.CustomerCode,
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c.CustomerName,
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DATE(lrr.CreatedAt),
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YEARWEEK(lrr.CreatedAt, 0)
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ORDER BY
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c.CustomerName,
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OrderDate;
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-- 另一种形式：分别展示每日和每周汇总（每周日到周六）
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SELECT
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c.Id AS CustomerId,
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c.CustomerCode,
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c.CustomerName,
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'Daily' AS PeriodType,
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DATE(lrr.CreatedAt) AS Period,
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COUNT(*) AS OrderCount
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FROM
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customers c
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JOIN
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label_replace_requests lrr ON c.Id = lrr.CustomerId
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WHERE
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lrr.ReplaceStatus = 'Y'
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GROUP BY
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c.Id,
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c.CustomerCode,
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c.CustomerName,
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DATE(lrr.CreatedAt)
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UNION ALL
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SELECT
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c.Id AS CustomerId,
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c.CustomerCode,
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c.CustomerName,
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'Weekly' AS PeriodType,
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CONCAT(YEARWEEK(lrr.CreatedAt, 0), '周') AS Period,
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COUNT(*) AS OrderCount
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FROM
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customers c
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JOIN
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label_replace_requests lrr ON c.Id = lrr.CustomerId
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WHERE
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lrr.ReplaceStatus = 'Y'
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GROUP BY
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c.Id,
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c.CustomerCode,
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c.CustomerName,
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YEARWEEK(lrr.CreatedAt, 0)
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ORDER BY
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CustomerName,
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PeriodType,
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Period; |