curl -XPOST ‘localhost:9200/bank/_search?pretty‘ -d ‘ { "size": 0, "aggs": { "group_by_state": { "terms": { "field": "state" } } } }‘
查询结果
类似SQL中的 SELECT state, COUNT(*) FROM bank GROUP BY state ORDER BY COUNT(*) DESC
原文：https://www.cnblogs.com/jasonboboblog/p/8924046.html