Answer by Abolfazl Ayoubi for ElasticSearch - Return Unique Values
aggs will work on number value by default if you want work on string filed you should enable it on fie
View ArticleAnswer by AutoVit for ElasticSearch - Return Unique Values
To had to distinct by two fields (derivative_id & vehicle_type) and to sort by cheapest car. Had to nest aggs.GET /cars/_search{"size": 0,"aggs": {"distinct_by_derivative_id": {"terms": { "field":...
View ArticleAnswer by Ilarion Halushka for ElasticSearch - Return Unique Values
If you want to get all unique values without any approximation or setting a magic number (size: 500), then use COMPOSITE AGGREGATION (ES 6.5+).From official documentation:"If you want to retrieve all...
View ArticleAnswer by MajidJafari for ElasticSearch - Return Unique Values
if you want to get the first document for each language field unique value, you can do this:{"query": {"match_all": { } },"collapse": {"field": "language.keyword","inner_hits": {"name":...
View ArticleAnswer by MAULIK MODI for ElasticSearch - Return Unique Values
I am looking for this kind of solution for my self as well. I found reference in terms aggregation.So, according to that following is the proper solution.{"aggs" : {"langs" : {"terms" : { "field" :...
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Answer by bradvido for ElasticSearch - Return Unique Values
Elasticsearch 1.1+ has the Cardinality Aggregation which will give you a unique count of the terms, but not the terms themselves.Note that it is actually an approximation and accuracy may diminish with...
View ArticleAnswer by Anton for ElasticSearch - Return Unique Values
You can use the terms aggregation.{"size": 0,"aggs" : {"langs" : {"terms" : { "field" : "language", "size" : 500 } }}}The size parameter within the aggregation specifies the maximum number of terms to...
View ArticleElasticSearch - Return Unique Values
How would I get the values of all the languages from the records and make them unique.RecordsPUT items/1{ "language" : 10 }PUT items/2{ "language" : 11 }PUT items/3{ "language" : 10 }QueryGET...
View ArticleAnswer by citynorman for ElasticSearch - Return Unique Values
Short solution to be used in console, inspired by discussion postPOST _sql?format=txt{"query": """SELECT language FROM "index-name" GROUP by language"""}
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