public class JdbcStatementQueryPart {
/*
* TODO: 步骤总结 (6步)*    1. 注册驱动*    2. 获取连接*    3. 创建statement*    4. 发送SQL语句,并获取结果*    5. 结果集解析*    6. 关闭资源
*/public static void main(String[] args) throws SQLException {//1.注册驱动/*** TODO: 注意*   Driver -> com.mysql.cj.jdbc.Driver*/DriverManager.registerDriver(new Driver());//2.获取连接/*** TODO: 注意*   面向接口编程*   java.sql 接口 = 实现类*   connection 使用java.sql.Connection接口接收*/Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/empolyee","root","123456");//3.创建小车Statement statement = connection.createStatement();//4.发送SQL语句String sql = "select id,account,password,nickname from t_user ;";ResultSet resultSet =  statement.executeQuery(sql);//5.结果集解析while (resultSet.next()){int id = resultSet.getInt("id");String account = resultSet.getString("account");String password = resultSet.getString("password");String nickname = resultSet.getString("nickname");System.out.println(id+"::"+account+"::"+password+"::"+nickname);}//6.关闭资源  【先开后关】resultSet.close();statement.close();connection.close();}}