Domain Vs Model Java
Consider the following domain model class structure.
Domain vs model java. A domain model is a system of abstractions that describes selected aspects of a sphere of knowledge influence or activity a domain. The domain model represents the data being manipulated by the software and the data model represents the data being stored by the database. They only have fields state.
Now contrast the relational database structure. They are used when transferring data from one layer subsystem to another. In each case don t confuse the attribute with the.
Square peg round hole. Rules and logic describe many different cases and slants of behavior and it s this complexity that objects were designed to work with. A domain model creates a web of interconnected objects where each object represents some meaningful individual whether as large as a corporation or as small as a single line on an order form.
The model can then be used to solve problems related to that domain. Because the domain model is very different from the database table structure. If using anemic data model i e.
Domain objects can have logic depending on whether you are using domain driven design or have anemic data model and they are usually related to the database structure.