Interface Cardinality

All Superinterfaces:
Aggregation, NumericMetricsAggregation, NumericMetricsAggregation.SingleValue, org.elasticsearch.common.xcontent.ToXContent, org.elasticsearch.common.xcontent.ToXContentFragment
All Known Implementing Classes:
InternalCardinality, ParsedCardinality

public interface Cardinality
extends NumericMetricsAggregation.SingleValue
An aggregation that computes approximate numbers of unique terms.
  • Nested Class Summary

    Nested classes/interfaces inherited from interface org.elasticsearch.search.aggregations.Aggregation

    Aggregation.CommonFields

    Nested classes/interfaces inherited from interface org.elasticsearch.search.aggregations.metrics.NumericMetricsAggregation

    NumericMetricsAggregation.MultiValue, NumericMetricsAggregation.SingleValue

    Nested classes/interfaces inherited from interface org.elasticsearch.common.xcontent.ToXContent

    org.elasticsearch.common.xcontent.ToXContent.DelegatingMapParams, org.elasticsearch.common.xcontent.ToXContent.MapParams, org.elasticsearch.common.xcontent.ToXContent.Params
  • Field Summary

    Fields inherited from interface org.elasticsearch.search.aggregations.Aggregation

    TYPED_KEYS_DELIMITER

    Fields inherited from interface org.elasticsearch.common.xcontent.ToXContent

    EMPTY_PARAMS
  • Method Summary

    Modifier and Type Method Description
    long getValue()
    The number of unique terms.

    Methods inherited from interface org.elasticsearch.search.aggregations.Aggregation

    getMetadata, getName, getType

    Methods inherited from interface org.elasticsearch.search.aggregations.metrics.NumericMetricsAggregation.SingleValue

    getValueAsString, value

    Methods inherited from interface org.elasticsearch.common.xcontent.ToXContent

    toXContent

    Methods inherited from interface org.elasticsearch.common.xcontent.ToXContentFragment

    isFragment
  • Method Details

    • getValue

      long getValue()
      The number of unique terms.