docs: public static void pruneStaticCompactTableColumns(List<RawColumn> columns) {
      ListIterator<RawColumn> iterator = columns.listIterator();
      while (iterator.hasNext()) {
        RawColumn column = iterator.next();
        switch (column.kind) {
          case KIND_CLUSTERING_COLUMN:
          case KIND_REGULAR:
            iterator.remove();
            break;
          case KIND_STATIC:
            column.kind = KIND_REGULAR;
            break;
          default:
            // nothing to do
        }
      }
    }