1.今天
SELECT * FROM 表名 WHERE TO_DAYS(时间字段名) = TO_DAYS(NOW());
2.昨天
SELECT * FROM 表名 WHERE TO_DAYS(NOW()) - TO_DAYS(时间字段名) <= 1;
3.本周
SELECT * FROM 表名 WHERE YEARWEEK(DATE_FORMAT(时间字段名,'%Y-%m-%d')) = YEARWEEK(NOW());
4.上周
SELECT * FROM 表名 WHERE YEARWEEK(DATE_FORMAT(时间字段名,'%Y-%m-%d')) = YEARWEEK(NOW())-1;
5.近7天
SELECT * FROM 表名 WHERE DATE_SUB(CURDATE(), INTERVAL 7 DAY) <= DATE(时间字段名);
6.近30天
SELECT * FROM 表名 WHERE DATE_SUB(CURDATE(), INTERVAL 30 DAY) <= DATE(时间字段名);
7.本月
SELECT * FROM 表名 WHERE DATE_FORMAT(时间字段名,'%Y%m') = DATE_FORMAT(CURDATE(),'%Y%m');
8.上月
SELECT * FROM 表名 WHERE PERIOD_DIFF(DATE_FORMAT(NOW(),'%Y%m'),DATE_FORMAT(时间字段名,'%Y%m')) = 1; SELECT * FROM 表名 WHERE DATE_FORMAT(时间字段名,'%Y%m') = DATE_FORMAT(CURDATE(),'%Y%m') ; SELECT * FROM 表名 WHERE WEEKOFYEAR(FROM_UNIXTIME(时间字段名,'%y-%m-%d')) = WEEKOFYEAR(NOW()); SELECT * FROM 表名 WHERE MONTH(FROM_UNIXTIME(时间字段名,'%y-%m-%d')) = MONTH(NOW()); SELECT * FROM 表名 WHERE YEAR(FROM_UNIXTIME(时间字段名,'%y-%m-%d')) = YEAR(NOW()) AND MONTH(FROM_UNIXTIME(时间字段名,'%y-%m-%d')) = MONTH(NOW())；
9.近6个月
SELECT * FROM 表名 WHERE 时间字段名 BETWEEN DATE_SUB(NOW(),INTERVAL 6 MONTH) AND NOW();
10.本季度
SELECT * FROM 表名 WHERE QUARTER(时间字段名) = QUARTER(NOW());
11.上季度
SELECT * FROM 表名 WHERE QUARTER(时间字段名) = QUARTER(DATE_SUB(NOW(),INTERVAL 1 QUARTER));
12.本年
SELECT * FROM 表名 WHERE YEAR(时间字段名)=YEAR(NOW());
13.去年
SELECT * FROM 表名 WHERE YEAR(时间字段名) = YEAR(DATE_SUB(NOW(),INTERVAL 1 YEAR));
