Creates an Aggregation
object for use inside a Query
object.
a!queryAggregation( aggregationColumns )
Aggregation
The aggregationColumns parameter is required.
Aggregation: The Aggregation data type defines a set of grouping and aggregation configurations to be applied when querying data.
AggregationColumn: The AggregationColumn data type defines an individual configuration of grouping and aggregation to be applied when querying data.
Query: The Query data type defines the grouping, aggregation, filtering, paging, and sorting configuration to be applied when querying data.