java 数据库两种连接方法

package jdbc;

import java.sql.*;

public class ConnectionDemo2 {
public static final String DBDRIVER="com.mysql.jdbc.Driver";
public static final String DBURL="jdbc:mysql://localhost:3306/bizhi" ;
public static final String DBUSER="root";
public static final String DBPASS="admin";

public static void main(String[] args) {

try{
Class.forName(DBDRIVER);
System.out.println("成功连接方法一");
}catch(ClassNotFoundException e){
e.printStackTrace();
}
/*try{
Connection conn=DriverManager.getConnection(DBURL,DBUSER,DBPASS);
System.out.println("成功连接方法二");

}catch(SQLException e){
e.printStackTrace();

}*/

}

}