/// <summary> Performs the update action of an existing Entity to the persistent storage.</summary>
/// <param name="updateRestriction">Predicate expression, meant for concurrency checks in an Update query</param>
/// <returns>true if succeeded, false otherwise</returns>
protected override bool UpdateEntity(IPredicate updateRestriction)
{
StatusDAO dao = (StatusDAO)CreateDAOInstance();
return(dao.UpdateExisting(base.Fields, base.Transaction, updateRestriction));
}