9月15号总结

//url地址
        String url="jdbc:phoenix:hadoop102,hadoop103,hadoop104:2181";
        //配置对象  没同户名和密码
        Properties properties = new Properties();
        //获取连接
        Connection connection = DriverManager.getConnection(url, properties);
        //编译sql
        PreparedStatement preparedStatement = connection.prepareStatement("select * from student");
//        PreparedStatement preparedStatement = connection.prepareStatement("upsert into student values (sjz,wjz,20,henan)");

//        执行sql
        ResultSet resultSet = preparedStatement.executeQuery();
//
       //打印结果
        while (resultSet.next()){
           System.out.println(resultSet.getString(1)+":"+resultSet.getString(2)+":"+resultSet.getLong(3)+":"+resultSet.getString(4));
        }

//        preparedStatement.executeUpdate();
        connection.close();

hbase连接