public org.apache.flink.table.descriptors.Elasticsearch failureHandlerRetryRejected() {
		internalProperties.putString(CONNECTOR_FAILURE_HANDLER, ElasticsearchValidator.CONNECTOR_FAILURE_HANDLER_VALUE_RETRY);
		return this;
	}
Configures a failure handling strategy in case a request to Elasticsearch fails.

<p>This strategy re-adds requests that have failed due to queue capacity saturation.
elasticsearch5-xh/elasticsearch5-xh-sink/src/main/java/org/apache/flink/table/descriptors/Elasticsearch.java