public override DbExpression Visit(DbSortExpression expression) { Check.NotNull(expression, "expression"); DbExpression result = expression; var newInput = VisitExpressionBindingEnterScope(expression.Input); var newSortOrder = VisitSortOrder(expression.SortOrder); ExitScope(); if (!ReferenceEquals(expression.Input, newInput) || !ReferenceEquals(expression.SortOrder, newSortOrder)) { result = CqtBuilder.Sort(newInput, newSortOrder); } NotifyIfChanged(expression, result); return(result); }