一种可视化的SQL语言对比教学方法在VF教学中的应用

在"Visual FoxPro程序设计"课程中,SQL语言的教学既是一个重点又是一个难点。作者经过多年的教学实践,探索出了一个通过使用查询设计器和SQL语言进行可视化对比教学的方法,使学生既学会了查询设计器的使用,更重要的是很直观、很容易地掌握了SQL语言中各种参数的正确使用。本文对这一方法进行了论述,并通过一个实例进行了说明。

An SQL Language Teaching Application of a Visual Comparison Method in VF Teaching

For Visual FoxPro, the teaching method of SQL is very important and hard project. The author of the paper, who after many years practice in the area, developed a way by use of Visual SQL Cross and Interrogating Developer which will demonstrate SQL essential directly and easily. The paper give you a new view about this teaching method through a detail example.