3回答

• 

  忘记过去丶

  2019-04-18 22:28:20

  try catch试试

  0 0
• 

  学飞奋斗的小鸟

  2019-04-18 18:32:59

  我也是这样啊，求大佬解决

  
  

  0 0
• 

  一二三四芜

  2019-04-18 14:43:51

  package com.test.db;

  
  

  
  

  import java.sql.Connection;

  import java.sql.DriverManager;

  import java.sql.ResultSet;

  import java.sql.Statement;

  
  

  public class DButil {

  private static final String url="jdbc:mysql://localhost:3306/WMS";

  private static final String user="root";

  private static final String password="000000";

  public static void main(String[] args) throws Exception{

  //加载驱动

  Class.forName("com.mysql.jdbc.Driver");

  //获得数据库连接

  Connection conn = DriverManager.getConnection(url, user, password);

  //操作

  Statement statement = conn.createStatement();

  ResultSet rs = statement.executeQuery("select name,password from user");

  while(rs.next()){

  System.out.println(rs.getString("name")+","+rs.getInt("password"));

  }

  }

  }

  
  

  0 0