摘要： //1. 准备索引的 settings Settings.Builder settings = Settings.builder() //2. 准备索引的结构 Mappings XContentBuilder mappings = JsonXContent.contentBuilder() //3. 将 Settings 和 Mappings 封装到一个Request 对象中 CreateIndexRequest request = new CreateIndexRequest(indexName) //4. 通过 client 对象去连接ES并执行创建索引 CreateIndexResponse resp = client.indices().create(request, RequestOptions.DEFAULT); 阅读全文