經過Java程序鏈接Elasticsearch

9200端口是用於Http協議訪問的，若是經過客戶端訪問須要經過9300端口才能夠訪問json 初始化的兩種方式：ui 1.rest RestHighLevelClient client = new RestHighLevelClient( RestClient.builder( new HttpHost("localhost", 9200, "

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