code: public com.google.privacy.dlp.v2.PrivacyMetric.CategoricalStatsConfig
        getCategoricalStatsConfig() {
      if (typeCase_ == 2) {
        return (com.google.privacy.dlp.v2.PrivacyMetric.CategoricalStatsConfig) type_;
      }
      return com.google.privacy.dlp.v2.PrivacyMetric.CategoricalStatsConfig.getDefaultInstance();
    }
docs: <code>.google.privacy.dlp.v2.PrivacyMetric.CategoricalStatsConfig categorical_stats_config = 2;
  </code>