protected HqlTreeNode VisitNhStar(NhStarExpression expression)
		{
			return _hqlTreeBuilder.Star();
		}
		protected virtual Expression VisitNhStar(NhStarExpression expression)
		{
			return expression.Accept(this);
		}
		protected virtual Expression VisitNhStar(NhStarExpression expression)
		{
			var newExpression = VisitExpression(expression.Expression);

			return newExpression != expression.Expression ? new NhStarExpression(newExpression) : expression;
		}