protected override void VisitSortOp(SortBaseOp op, Node n)
{
using (new AutoXml(this, "keys")) {
foreach (InternalTrees.SortKey sortKey in op.Keys)
{
Dictionary <string, object> attrs = new Dictionary <string, object>();
attrs.Add("Var", sortKey.Var);
attrs.Add("Ascending", sortKey.AscendingSort);
attrs.Add("Collation", sortKey.Collation);
using (new AutoXml(this, "sortKey", attrs)) {
}
}
}
VisitChildren(n);
}
protected override void VisitSortOp(SortBaseOp op, Node n)
{
VisitRelOpDefault(op, n);
AssertRelOpOrPhysicalOp(n.Child0.Op);
}
protected override void VisitSortOp(SortBaseOp op, Node n)
{
VisitRelOpDefault(op, n);
Map(op.Keys);
}
protected override void VisitSortOp(SortBaseOp op, Node n)
{
VisitRelOpDefault(op, n);
AssertRelOpOrPhysicalOp(n.Child0.Op);
}
/// <summary>
/// SortOp handling
///
/// First, "request" that for any sort key that is a structured type, we
/// need all its properties. Then process any local definitions, and
/// finally the relop input
/// </summary>
/// <param name="op"></param>
/// <param name="n"></param>
protected override void VisitSortOp(SortBaseOp op, Node n)
{
// foreach sort key, every single bit of the Var is needed
foreach (InternalTrees.SortKey sk in op.Keys)
if (TypeUtils.IsStructuredType(sk.Var.Type))
AddPropertyRefs(sk.Var, PropertyRefList.All);
// if the sort has any local definitions, process those first
if (n.HasChild1)
VisitNode(n.Child1);
// then process the relop input
VisitNode(n.Child0);
}
/// <summary>
/// Default handler for all SortOps
/// </summary>
/// <param name="op">sort op</param>
/// <param name="n"></param>
protected virtual void VisitSortOp(SortBaseOp op, Node n)
{
VisitRelOpDefault(op, n);
}