In this lesson, you will learn how to set relationships between business objects. For this purpose, the Task business class will be implemented and a Many-to-Many relationship will be set between t...
In this topic, you will learn how to use the Upcasting feature of XPO in XAF. It is useful when you need to combine base and derived classes in a single query.
在本主题中,您将学习如何在 XAF 中使用...