alias property

Optional name of the property to store the result of the aggregation.

If not provided, Datastore will pick a default name following the format property_. For example: AGGREGATE COUNT_UP_TO(1) AS count_up_to_1, COUNT_UP_TO(2), COUNT_UP_TO(3) AS count_up_to_3, COUNT(*) OVER ( ... ); becomes: AGGREGATE COUNT_UP_TO(1) AS count_up_to_1, COUNT_UP_TO(2) AS property_1, COUNT_UP_TO(3) AS count_up_to_3, COUNT(*) AS property_2 OVER ( ... ); Requires: * Must be unique across all aggregation aliases. * Conform to entity property name limitations.

Optional.