oc_stat_aggregation.md

Module oc_stat_aggregation

• Description
• Data Types

Aggregation represents a data aggregation method.

This module defines the oc_stat_aggregation behaviour.
Required callback functions: init/3, type/0, add_sample/4, export/2, clear_rows/2.

Data Types

data()

data() = data(latest, number()) | data(count, number()) | data(sum, #{count => non_neg_integer(), mean => number(), sum => number()}) | data(distribution, #{count => non_neg_integer(), mean => number(), sum => number(), buckets => [{number(), non_neg_integer()}]})

data()

data(Type, AggregationValue) = #{type => Type, rows => data_rows(AggregationValue)}

data_rows()

data_rows(AggregationValue) = [#{tags => tv(), value => AggregationValue}]

tv()

tv() = [oc_tags:value()]