If you have a non-XAF application, and want to develop an XAF application that utilizes the same database, you can generate business classes for an existing database to achieve this task. However, if your existing application is based on the Entity F…
After you have introduced a data model, you may need to have the application populate the database with a predefined set of objects. In this topic, you will learn how to add data to the database in code when the application runs. For this purpose, th…
This topic provides step-by-step instructions on how to use the XPO Data Model Designer in XAF applications. We will create a simple business model consisting of two objects - Employee and Task. These objects will be linked with a one-to-many relatio…
This topic describes how to define the business model and the business logic for WinForms and ASP.NET applications. The applications' business model contains two logical parts that are implemented via different ORM tools: 本主题描述如何定义WinForms和ASP.net的业务…
