程序包的使用
org.apache.flink.streaming.connectors.elasticsearch7

org.apache.flink.streaming.connectors.elasticsearch7使用的org.apache.flink.streaming.connectors.elasticsearch7中的类

类和说明
ElasticsearchSink Elasticsearch 7.x sink that requests multiple ActionRequests against a cluster for each incoming element.
RestClientFactory A factory that is used to configure the RestHighLevelClient internally used in the ElasticsearchSink.