Aggregations（聚合）
https://www.elastic.co/guide/en/elasticsearch/reference/8.8/search-aggregations.html#search-aggregations
Elasticsearch专题精讲—— Aggregations（聚合）
发布时间 2023-06-14 10:59:20作者: 左扬
https://www.elastic.co/guide/en/elasticsearch/reference/8.8/search-aggregations.html#search-aggregations