如何正确的使用JDBC

create database school;use school;create table student(  studentId      int         primary key  auto_increment  not null,  studentName    varchar(10)  not null,  studentAge    int,  studentPhone  varchar(15))insert into student values(null,'Betty', '20', '00000000');insert into student values(null,'Jerry', '18', '11111111');insert into student values(null,'Betty', '21', '22222222');insert into student values(null,'Steve', '27', '33333333');insert into student values(null,'James', '22', '44444444');commit;