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Value count aggregations
The value_count
metric is a single-value metric aggregation that calculates the number of values that an aggregation is based on.
For example, you can use the value_count
metric with the avg
metric to find how many numbers the aggregation uses to calculate an average value.
GET opensearch_dashboards_sample_data_ecommerce/_search
{
"size": 0,
"aggs": {
"number_of_values": {
"value_count": {
"field": "taxful_total_price"
}
}
}
}
Example response
...
"aggregations" : {
"number_of_values" : {
"value" : 4675
}
}
}