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sql日期数据

sql日期数据

作者: 忠犬_1c67 | 来源:发表于2019-10-06 11:14 被阅读0次

    SQL减去指定天数

    SELECT * from 表名 where DATE_FORMAT(时间字段,"%Y-%m-%d") = DATE_ADD(输入时间,INTERVAL -1 DAY);

    /** 如果需要加指定天数把-1改为指定天数即可 */

    今天

    select * from 表名 where to_days(时间字段名)=to_days(now());

    昨天

    SELECT * FROM 表名 where TO_DAYS(NOW()) – TO_DAYS(时间字段名) = 1;

    7天

    SELECT * FROM 表名 where DATE_SUB(CURDATE(), INTERVAL 7 DAY) <= date(时间字段名);

    /DATEDIFF(now() , FROM_UNIXTIME(时间字段名)) = 7; //时间字段 存储类型为时间戳/

    近30天

    SELECT * FROM 表名 where DATE_SUB(CURDATE(), INTERVAL 30 DAY) <= date(时间字段名);

    本月

    SELECT * FROM 表名 WHERE DATE_FORMAT(时间字段名, '%Y%m' = DATE_FORMAT(CURDATE(), '%Y%m';

    查询当前这周的数据

    SELECT name,submittime FROM enterprise WHERE YEARWEEK(date_format(submittime,'%Y-%m-%d')) = YEARWEEK(now());

    查询上周的数据

    SELECT name,submittime FROM enterprise WHERE YEARWEEK(date_format(submittime,'%Y-%m-%d')) = YEARWEEK(now())-1;

    查询当前月份的数据

    select name,submittime from enterprise where date_format(submittime,'%Y-%m')=date_format(now(),'%Y-%m')

    查询距离当前现在6个月的数据

    select name,submittime from enterprise where submittime between date_sub(now(),interval 6 month) and now();

    查询上个月的数据

    select name,submittime from enterprise where date_format(submittime,'%Y-%m')=date_format(DATE_SUB(curdate(), INTER VAL 1 MONTH),'%Y-%m')

    select * from user where DATE_FORMAT(pudate,'%Y%m') = DATE_FORMAT(CURDATE(),'%Y%m') ;

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