JDBC数据库连接数据

连接数据库

package com.stu.db;import java.sql.Connection;import java.sql.DriverManager;import java.sql.SQLException;public class DBUtil {    private static String url="jdbc:mysql://localhost:3306/student";    private static String user="root";    private static String password="root";    private static Connection conn;    static{        try {            //动态加载驱动器            Class.forName("com.mysql.jdbc.Driver");            conn= DriverManager.getConnection(url, user, password);        } catch (ClassNotFoundException e) {            e.printStackTrace();        } catch (SQLException e) {            e.printStackTrace();        }    }    //获得数据库连接    public static Connection getConn(){        return conn;    }}