ASP.NET MVC 3 - Entity Framework SaveChanges() on Update - Needed to ignore opcional columns?

Asp. Net MVC provide you with UpdateModel method, look on the overload.

Asp. Net MVC provide you with UpdateModel method, look on the overload protected internal void UpdateModel( TModel model, string prefix, string includeProperties, string excludeProperties ) where TModel : class using it you are able to exclude or include particular properties by their names.

Thanks, I'm trying to understand how it works, seems the rigth solution – Santiago May 20 at 18:57 Excelent! I only have to replace the db.MyTable. Attach(mytable); for UpdateModel(mytable); – Santiago May 20 at 19:09.

Another approach is to use annotations HttpPost public virtual ActionResult Edit( Bind(Prefix="", Include="field1", Exclude="field2")MyClass myClass) { ....

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