Interface defined in packages/arcgis-rest-feature-layer/src/query.ts:30
Field on which to perform the statistical operation.
Field name for the returned statistic field. If outStatisticFieldName is empty or missing, the server will assign one. A valid field name can only contain alphanumeric characters and an underscore. If the outStatisticFieldName is a reserved keyword of the underlying DBMS, the operation can fail. Try specifying an alternative outStatisticFieldName.
|"count" | "sum" | "min" | "max" | "avg" | "stddev" | "var"||
Statistical operation to perform (count, sum, min, max, avg, stddev, var).