下载地址:https://dev.mysql.com/downloads/connector/j/
jdbc:mysql://address:port/database?user=username&password=password&useUnicode=true&characterEncoding=UTF8
可将数据库服务的IP、端口,以及认证的用户名、密码和字符配置写在URL中。
Class.forName("com.mysql.jdbc.Driver");
Connection conn = DriverManager.getConnection(url);
Statement stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery(sql);
conn.close();