借助 “ mysqladmin”程序，我们将能够了解我们的MySQL服务器的版本。要获取版本，我们必须在命令行上编写以下命令：
C:\mysql\bin>mysqladmin -u root version mysqladmin Ver 8.42 Distrib 5.7.20, for Win64 on x86_64 Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Server version 5.7.20 Protocol version 10 Connection localhost via TCP/IP TCP port 3306 Uptime: 12 min 54 sec Threads: 1 Questions: 5 Slow queries: 0 Opens: 105 Flush tables: 1 Open tables: 98 Queries per second avg: 0.0060