Aggregations
Elasticsearch专题精讲—— Aggregations —— Pipeline aggregations（管道聚合）
Aggregations —— Pipeline aggregations（管道聚合） https://www.elastic.co/guide/en/elasticsearch/reference/8.8/search-aggregations-pipeline.html#search-aggre ......
Elasticsearch专题精讲—— Aggregations —— Metrics aggregations（度量聚合）
Aggregations —— Metrics aggregations（度量聚合） https://www.elastic.co/guide/en/elasticsearch/reference/8.8/search-aggregations-metrics.html#search-aggrega ......
Elasticsearch专题精讲—— Aggregations —— Bucket aggregations（桶聚合）
Aggregations —— Bucket aggregations（桶聚合） https://www.elastic.co/guide/en/elasticsearch/reference/8.8/search-aggregations-bucket.html#search-aggregatio ......
Elasticsearch专题精讲—— Aggregations（聚合）
Aggregations（聚合） https://www.elastic.co/guide/en/elasticsearch/reference/8.8/search-aggregations.html#search-aggregations ......