官方文档地址:https://www.elastic.co/guide/en/elasticsearch/client/java-rest/current/java-rest-high-document-delete.html
步骤
public static void main(String[] args) throws IOException {
//1.创建客户端
RestClientBuilder clientBuilder = RestClient.builder(new HttpHost("127.0.0.1", 9200, "http"));
RestHighLevelClient client = new RestHighLevelClient(clientBuilder);
//2.创建请求
DeleteRequest request = new DeleteRequest("posts", "1");
//3.执行请求,返回响应
DeleteResponse response = client.delete(request, RequestOptions.DEFAULT);
String id = response.getId();
String index = response.getIndex();
//4.关闭客户端
client.close();
}