sql脚本
create table Student(SId varchar(10),Sname varchar(10),Sage datetime,Ssex varchar(10));insert into Student values('01' , '赵雷' , '1990-01-01' , '男');insert into Student values('02' , '钱电' , '1990-12-21' , '男');insert into Student values('03' , '孙风' , '1990-12-20' , '男');insert into Student values('04' , '李云' , '1990-12-06' , '男');insert into Student values('05' , '周梅' , '1991-12-01' , '女');insert into Student values('06' , '吴兰' , '1992-01-01' , '女');insert into Student values('07' , '郑竹' , '1989-01-01' , '女');insert into Student values('09' , '张三' , '-12-20' , '女');insert into Student values('10' , '李四' , '-12-25' , '女');insert into Student values('11' , '李四' , '-06-06' , '女');insert into Student values('12' , '赵六' , '-06-13' , '女');insert into Student values('13' , '孙七' , '-06-01' , '女');
sql语句:
查询本周过生日的同学
current_datea:当前时间
select * from Studentwhere WEEKOFYEAR(CONCAT(DATE_FORMAT(CURRENT_DATE,'%Y'),'-',DATE_FORMAT(Sage,'%m-%d'))) = WEEKOFYEAR(CURRENT_DATE)
查询下周过生日的同学
select * from Studentwhere WEEKOFYEAR(CONCAT(DATE_FORMAT(CURRENT_DATE,'%Y'),'-',DATE_FORMAT(Sage,'%m-%d'))) = WEEKOFYEAR(CURRENT_DATE)+1
