使用此查询:
SELECT
fulfilled_at,
ROUND(SUM(adjusted_total_charge), 2) as val,
WEEK(fulfilled_at) as week
FROM purchases
WHERE fulfilled_at >= '2013-02-23 16:59:54 -0500'
AND fulfilled_at <= '2013-05-22 16:59:54 -0400'
GROUP BY YEAR(fulfilled_at), WEEKOFYEAR(fulfilled_at)
ORDER BY fulfilled_at ASC我得到的结果是:
2013-02-24 14:03:29 5570.00 8
2013-02-27 04:15:46 67354.25 8
2013-03-05 13:53:28 45298.00 9
2013-03-11 13:54:59 40751.80 10
2013-03-18 16:12:27 42863.25 11
2013-03-27 14:16:25 35449.45 12
2013-04-02 13:23:58 46326.75 13
2013-04-08 05:25:55 35905.45 14
2013-04-15 15:50:12 28910.19 15
2013-04-22 18:42:10 31960.00 16
2013-04-29 23:37:51 36610.10 17
2013-05-06 15:57:23 24511.40 18
2013-05-16 22:32:29 20675.20 19
2013-05-20 18:17:49 9343.00 20请注意,显示的fulfilled_at不是来自一周中的某一天,因此间隔不是7天。我希望日期间隔7天,最好是从每周的星期一开始。
发布于 2013-05-24 05:19:34
对我的评论进行扩展
SELECT STR_TO_DATE(concat(year(fulfilled_at),
weekofyear(fulfilled_at),' Monday'), '%X%V %W')
from purchases 要演示的fiddle
https://stackoverflow.com/questions/16723903
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