@Override
  public int hashCode() {
    return Objects.hash(
        getProcId(), getCurrentState(), getCycles(), updatedTopicMeta, existedTopicMeta);
  }
This should be called after {@link #executeFromValidate}.
iotdb-core/confignode/src/main/java/org/apache/iotdb/confignode/procedure/impl/subscription/topic/AlterTopicProcedure.java