@Override
  public int hashCode() {
    return Objects.hash(path, alterType, alterMap, alias, tagsMap, attributesMap, isAlterView);
  }
Used when the alterType is UPSERT.
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/statement/metadata/AlterTimeSeriesStatement.java