ElasticSearch group by multiple fields

Starting from version 1.0 of ElasticSearch, the new aggregations API allows grouping by multiple fields, using sub-aggregations. Suppose you want to group by fields field1, field2 and field3: { “aggs”: { “agg1”: { “terms”: { “field”: “field1” }, “aggs”: { “agg2”: { “terms”: { “field”: “field2” }, “aggs”: { “agg3”: { “terms”: { “field”: “field3” … Read more

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