@Override
    public int hashCode() {
        return Objects.hash(chunkStart, chunkEnd);
    }
Returns a {@link ChunkRange} with the given chunk start and chunk end.
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/mysql-cdc/src/main/java/org/apache/inlong/sort/cdc/mysql/source/assigners/ChunkRange.java