GroupDataProjectId Property

public Guid? ProjectId { get; set; }

Public Property ProjectId As Guid?
	Get
	Set

public:
virtual property Nullable<Guid> ProjectId {
	Nullable<Guid> get () sealed;
	void set (Nullable<Guid> value) sealed;
}

abstract ProjectId : Nullable<Guid> with get, set
override ProjectId : Nullable<Guid> with get, set