标签:creat none date div each table mys 日期类 float
学生表:student(学号,学生姓名,出生年月,性别)
create table student( id int, name char(6), born_year year, birth_date date, class_time time, reg_time datetime ); insert into student values (1,‘egon‘,now(),now(),now(),now()); insert into student values (2,‘alex‘,"1997","1997-12-12","12:12:12","2017-12-12 12:12:12");
create table student(学号 int primary key not null,学生姓名 char,出生年月 date,性别 enum(‘男’,‘女‘))
成绩表:score(学号,课程号,成绩)
create table score(学号 int,课程号 int,成绩 float)
课程表:course(课程号,课程名称,教师号)
教师表:teacher(教师号,教师姓名)
标签:creat none date div each table mys 日期类 float
原文地址:https://www.cnblogs.com/foremostxl/p/11141018.html