public override void VisitOrderByClause(OrderByClause orderByClause, QueryModel queryModel, int index)
{
_orderByClause = _hqlTreeBuilder.OrderBy();
foreach (Ordering clause in orderByClause.Orderings)
{
var visitor = new HqlGeneratorExpressionTreeVisitor(_parameterAggregator);
visitor.Visit(clause.Expression);
_orderByClause.AddChild(visitor.GetHqlTreeNodes().Single());
_orderByClause.AddChild(clause.OrderingDirection == OrderingDirection.Asc
? _hqlTreeBuilder.Ascending()
: (HqlTreeNode) _hqlTreeBuilder.Descending());
}
base.VisitOrderByClause(orderByClause, queryModel, index);
}