Difference between revisions of "Cardinality"
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* [[High cardinality]] | * [[High cardinality]] | ||
* [[HyperLogLog]], [[HyperLogLog]]++ | * [[HyperLogLog]], [[HyperLogLog]]++ | ||
| − | * [[Multiset]] | + | * [[Infinite set]], [[Multiset]] |
Revision as of 13:42, 8 July 2022
wikipedia:Cardinality is generally defined as the number of elements in a set.
FROM Metric SELECT cardinality(metric.name) SINCE today RAW
Activities
- Read about cardinality aggregation in Elasticsearch https://www.elastic.co/guide/en/elasticsearch/reference/current/search-aggregations-metrics-cardinality-aggregation.html
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