>>>Hi,
>>>
>>>I am watching one of the Pluralsight courses on EF (by Julie Lerman). The first thing she creates is a class project with a file .classes where she writes 3 classes (Ninja, Clan, NinjaEquipment).
>>>
>>>Does it mean that when I prepare my application database to be used with EF I have to create a similar class library classes.cs with a class for each of the tables in my database?
>>
>>Depends. Sounds like she is doing 'code first' - in which case .NET will create the required tables in SQL based on the classes.
>>For an existing database the alternative is to simply add an Entity Data Model to the project and specify which tables you want to use - that will create the classes for you.
>
>I will be starting my work with EF using EF 7 that not longer has Data Model. So I will have to either write the classes by hand or use some 3P tool to generate the code based on my database. This is my understanding. Am I wrong?

If you're using EF7 then, yes, I believe you are right. Haven't used it - my stuff is still in EF6.