AttestationDBEntities db;


    public StructureDataBaseViewModel()
    {
        db = new AttestationDBEntities();
        Departments = db.TDepartments.ToList();
    }


    private IEnumerable<TDepartment> departments;
    public IEnumerable<TDepartment> Departments
    {
        get { return departments; }
        set
        {
            departments = value;
            OnPropertyChanged("Departments");
        }
    }

connectionString="metadata=res://*/Models.AttestationDBModel.csdl|res://*/Models.AttestationDBModel.ssdl|res://*/Models.AttestationDBModel.msl;provider=System.Data.SqlClient;provider connection string="data source=(localdb)MSSQLLocalDB;attachdbfilename=|DataDirectory|AttestationDB.mdf;integrated security=True;connect timeout=30;MultipleActiveResultSets=True;App=EntityFramework"" providerName="System.Data.EntityClient"