Java链接MySQL

版权声明：本文为博主原创文章，转载请标注，谢谢 https://blog.csdn.net/qq_43462019/article/details/86606084

import java.sql.DriverManager;
import java.sql.ResultSet;

import com.mysql.jdbc.Connection;
import com.mysql.jdbc.Statement;

public class Test {
	public static void main(String args[]) {
	try {
	      Class.forName("com.mysql.jdbc.Driver");     //加载MYSQL JDBC驱动程序   
	      //Class.forName("org.gjt.mm.mysql.Driver");
	     System.out.println("Success loading Mysql Driver!");
	    }
	    catch (Exception e) {
	      System.out.print("Error loading Mysql Driver!");
	      e.printStackTrace();
	    }
	    try {
	      Connection connect = (Connection) DriverManager.getConnection(
	          "jdbc:mysql://localhost:3306/demo","root","123456");
	           //连接URL为   jdbc:mysql//服务器地址/数据库名  ，后面的2个参数分别是登陆用户名和密码

	      System.out.println("Success connect Mysql server!");
	      Statement stmt = (Statement) connect.createStatement();
	      ResultSet rs = stmt.executeQuery("select * from students");
	                                                              //user 为你表的名称
	while (rs.next()) {
	        System.out.println(rs.getString("地址"));
	      }
	    }
	    catch (Exception e) {
	      System.out.print("get data error!");
	      e.printStackTrace();
	    }
	  }
	}