private ColumnMap BuildResultColumnMap(PhysicalProjectOp projectOp) { // convert the column map into a real column map // build up a dictionary mapping Vars to their real positions in the commands Dictionary <Var, KeyValuePair <int, int> > varMap = BuildVarMap(); ColumnMap realColumnMap = ColumnMapTranslator.Translate(projectOp.ColumnMap, varMap); return(realColumnMap); }
public override void Visit(PhysicalProjectOp op, Node n) { VisitPhysicalOpDefault(op, n); Map(op.Outputs); SimpleCollectionColumnMap newColumnMap = (SimpleCollectionColumnMap)ColumnMapTranslator.Translate(op.ColumnMap, m_varMap); n.Op = m_command.CreatePhysicalProjectOp(op.Outputs, newColumnMap); }