cdm/src/main/java/ucar/nc2/ncml/AggregationTiled.java
private boolean isTiled(Variable v) {
    for (Dimension d : v.getDimensions()) {
      for (Range r : section.getRanges()) {
        if (d.getShortName().equals(r.getName()))
          return true;
      }
    }
    return false;
  }
private boolean isTiled(Variable v) {
    for (Dimension d : v.getDimensions()) {
      for (Range r : section.getRanges()) {
        if (d.getShortName().equals(r.getName()))
          return true;
      }
    }
    return false;
  }
a variable is tiled if any of its dimensions are tiled