private IQueryable <T> GetInstances <T>(bool tracked = true) where T : class => objectStore.GetInstances <T>(tracked);
 private IQueryable <T> GetInstances <T>() where T : class
 {
     Log.Debug("GetInstances<T> of: " + typeof(T));
     return(objectStore.GetInstances <T>());
 }
 private IQueryable <T> GetInstances <T>() where T : class
 {
     return(objectStore.GetInstances <T>());
 }