docs: private long extractCommittedSpHandle(ExportRow row, long committedSeqNo) {
          long ret = 0;
          if (committedSeqNo == ExportDataSource.NULL_COMMITTED_SEQNO) {
              return ret;
          }
  
          // Get the rows's sequence number (3rd column)
          long seqNo = (long) row.values[2];
          if (seqNo != committedSeqNo) {
              return ret;
          }
  
          // Get the row's sp handle (1rst column)
          ret = (long) row.values[0];
          return ret;
      }