code: private static int remapTerms(KamNode collapsing, KamNode collapseTo,
              PreparedStatement utps) throws SQLException {
          int collapsingId = collapsing.getId();
          int collapseToId = collapseTo.getId();
  
          utps.setInt(1, collapseToId);
          utps.setInt(2, collapsingId);
          return utps.executeUpdate();
      }
docs: Remaps terms to {@code collapseTo}.
  
  @param collapsing {@link KamNode} being collapsed
  @param collapseTo {@link KamNode} collapsing to
  @param utps {@link PreparedStatement} for updating term
  @return {@code int} update count
  @throws SQLException when a SQL error occurred with update