@Override
  protected void recordsWhenDataMatches() {
    // do nothing
  }
Examine if stop this round and rebuild rightBlockLists.

@return true if rightBlockListIdx more than zero.
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/execution/operator/source/relational/AbstractAsofMergeSortJoinOperator.java