# Will elasticsearch SQL support for cardinality aggregation (DISTINCT) in future?

**URL:** <https://discuss.elastic.co/t/will-elasticsearch-sql-support-for-cardinality-aggregation-distinct-in-future/149378>\
**Category:** Elasticsearch\
**Created:** [September 21, 2018, 2:20am UTC](https://discuss.elastic.co/t/will-elasticsearch-sql-support-for-cardinality-aggregation-distinct-in-future/149378 "2018-09-21T02:20:20Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![ranranxiaoya](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/ranranxiaoya/32/35173_2.png) [@ranranxiaoya](https://discuss.elastic.co/u/ranranxiaoya)\
**Post date:** [September 21, 2018, 2:20am UTC](https://discuss.elastic.co/t/will-elasticsearch-sql-support-for-cardinality-aggregation-distinct-in-future/149378/1 "2018-09-21T02:20:21Z")

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Hi all,

Will elasticsearch SQL support for cardinality aggregation (DISTINCT) in future?

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**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\
**Post date:** [September 21, 2018, 3:10am UTC](https://discuss.elastic.co/t/will-elasticsearch-sql-support-for-cardinality-aggregation-distinct-in-future/149378/2 "2018-09-21T03:10:21Z")

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We're open to all feature requests, it'd be great if you could raise it on [https://github.com/elastic/elasticsearch/issues/new](https://github.com/elastic/elasticsearch/issues/new) 🙂

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**Author:** ![Andrei\_Stefan](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/andrei_stefan/32/47533_2.png) [@Andrei\_Stefan](https://discuss.elastic.co/u/Andrei_Stefan)\
**Post date:** [September 21, 2018, 4:10am UTC](https://discuss.elastic.co/t/will-elasticsearch-sql-support-for-cardinality-aggregation-distinct-in-future/149378/3 "2018-09-21T04:10:18Z")

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Hi @ranranxiaoya,  
What exact functionality are you looking for regarding `DISTINCT`?

I'm asking because, at the moment, something like this `SELECT COUNT(DISTINCT(first_name.keyword)) FROM test_emp;` is already possible and it's using `cardinality` aggregation behind the scene.

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**Author:** ![ranranxiaoya](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/ranranxiaoya/32/35173_2.png) [@ranranxiaoya](https://discuss.elastic.co/u/ranranxiaoya)\
**Post date:** [September 21, 2018, 6:36am UTC](https://discuss.elastic.co/t/will-elasticsearch-sql-support-for-cardinality-aggregation-distinct-in-future/149378/4 "2018-09-21T06:36:02Z")

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This is exactly what I need. Thank you very much.

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [October 19, 2018, 6:36am UTC](https://discuss.elastic.co/t/will-elasticsearch-sql-support-for-cardinality-aggregation-distinct-in-future/149378/5 "2018-10-19T06:36:08Z")

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