@Override
  public Transaction newTransaction() {
    Transaction transaction = super.newTransaction();
    return new HiveOperationTransaction(this, transaction, hiveClient);
  }
Implementation of {@link UnkeyedTable} with Hive table as base store.
amoro-format-mixed/amoro-mixed-hive/src/main/java/org/apache/amoro/hive/table/UnkeyedHiveTable.java