编程规范

1.文件声明

/*****************************************************************
*CreateTable.cx
* 
* history:
*	2021-02-06 - [mimo431] create file
* 
* details:
*	Crete table Student and Teacher
* 
* refrence:
*	1.https://www.cnblogs.com/wzh2010/p/14316920.html
******************************************************************/