I want to create a MVC Core project in .NET with the Database First Approach and i want to use without using the EDMX file ,i want to create Model manually, and I want to map it to the Database
and when any changes are done in the Database the model should not effect .this is my problem can anyone please guide me to solve this?

I have try using the Database first approach but i can’t able to map the models in the DB with the manual creation and when the changes are done in the DB like length of the Varchar…Etc the model also updating this .But i no need to update in the model .The model should be stable in this.