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  • sql根据时间戳按年月日分组统计

    sql根据时间戳按年月日分组统计,用于按日期分类:

    create_time为时间格式(字段名create_time 根据自己表字段修改,数据库中存为201610071202)

    SELECT DATE_FORMAT(create_time,'%Y%u') weeks,COUNT(id) COUNT FROM role GROUP BY weeks;
    
    SELECT DATE_FORMAT(create_time,'%Y%m%d') days,COUNT(id) COUNT FROM role GROUP BY days;
    
    SELECT DATE_FORMAT(create_time,'%Y%m') months,COUNT(id) COUNT FROM role GROUP BY months;

    create_time为时间戳格式(字段名create_time 根据自己表字段修改,数据库中存为1474959640):

    SELECT FROM_UNIXTIME(create_time,'%Y%u') weeks,COUNT(id) COUNT FROM role GROUP BY weeks;
    
    SELECT FROM_UNIXTIME(create_time,'%Y%m%d') days,COUNT(id) COUNT FROM role GROUP BY days;
    
    SELECT FROM_UNIXTIME(create_time,'%Y%m') months,COUNT(id) COUNT FROM role GROUP BY months;
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  • 原文地址:https://www.cnblogs.com/luminousjj/p/8479245.html
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