private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.visionai.v1.BigQueryConfig,
            com.google.cloud.visionai.v1.BigQueryConfig.Builder,
            com.google.cloud.visionai.v1.BigQueryConfigOrBuilder>
        getBigQueryConfigFieldBuilder() {
      if (bigQueryConfigBuilder_ == null) {
        if (!(processorConfigCase_ == 19)) {
          processorConfig_ = com.google.cloud.visionai.v1.BigQueryConfig.getDefaultInstance();
        }
        bigQueryConfigBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.visionai.v1.BigQueryConfig,
                com.google.cloud.visionai.v1.BigQueryConfig.Builder,
                com.google.cloud.visionai.v1.BigQueryConfigOrBuilder>(
                (com.google.cloud.visionai.v1.BigQueryConfig) processorConfig_,
                getParentForChildren(),
                isClean());
        processorConfig_ = null;
      }
      processorConfigCase_ = 19;
      onChanged();
      return bigQueryConfigBuilder_;
    }
<pre>
Configs of BigQuery processor.
</pre>

<code>.google.cloud.visionai.v1.BigQueryConfig big_query_config = 19;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/ProcessorConfig.java