code: public int deleteCascade(PreparedQuery<TableIndex> preparedDelete)
  			throws SQLException {
  		int count = 0;
  		if (preparedDelete != null) {
  			List<TableIndex> tableIndexList = query(preparedDelete);
  			count = deleteCascade(tableIndexList);
  		}
  		return count;
  	}
docs: Delete the TableIndex matching the prepared query, cascading
  
  @param preparedDelete
  prepared query
  @return rows deleted
  @throws SQLException
  upon deletion failure