# Точный count distinct

**URL:** <https://discuss.elastic.co/t/count-distinct/264091>\
**Category:** Вопросы на русском языке\
**Created:** [February 12, 2021, 8:25am UTC](https://discuss.elastic.co/t/count-distinct/264091 "2021-02-12T08:25:38Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![Denis\_Lamanov](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/denis_lamanov/32/13111_2.png) [@Denis\_Lamanov](https://discuss.elastic.co/u/Denis_Lamanov)\
**Post date:** [February 12, 2021, 8:25am UTC](https://discuss.elastic.co/t/count-distinct/264091/1 "2021-02-12T08:25:38Z")

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Есть ли воможность сделать точный count distinct по полю без cardinality?

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**Author:** ![Igor\_Motov](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/igor_motov/32/45193_2.png) [@Igor\_Motov](https://discuss.elastic.co/u/Igor_Motov)\
**Post date:** [February 16, 2021, 2:30pm UTC](https://discuss.elastic.co/t/count-distinct/264091/2 "2021-02-16T14:30:00Z")

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Какое максимальное значение ожидается?

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**Author:** ![Denis\_Lamanov](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/denis_lamanov/32/13111_2.png) [@Denis\_Lamanov](https://discuss.elastic.co/u/Denis_Lamanov)\
**Post date:** [February 16, 2021, 3:58pm UTC](https://discuss.elastic.co/t/count-distinct/264091/3 "2021-02-16T15:58:46Z")

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Думаю не больше 50 000

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<div class="post-metadata">

**Author:** ![Igor\_Motov](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/igor_motov/32/45193_2.png) [@Igor\_Motov](https://discuss.elastic.co/u/Igor_Motov)\
**Post date:** [February 16, 2021, 5:15pm UTC](https://discuss.elastic.co/t/count-distinct/264091/4 "2021-02-16T17:15:40Z")

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Тогда лучше всего будет вытащить все значения через [composite aggs](https://www.elastic.co/guide/en/elasticsearch/reference/current/search-aggregations-bucket-composite-aggregation.html#_terms) и посчитать.

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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:** [March 16, 2021, 5:15pm UTC](https://discuss.elastic.co/t/count-distinct/264091/5 "2021-03-16T17:15:45Z")

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