创建一个数据库db_student,在数据库中添加数据表student，表的结构任意，用Mysql语句往表里插入一些数据，并进行查询操作。（用MYsql命令和phpMyAdmin两种方法实现）-Create a database db_student, add data tables in the database student, structure of the arbitrary table using the Mysql statement to the table, insert so