Google Cloud Datastore v1 API - Class Aggregations (4.16.0)

public static class Aggregations

Reference documentation and code samples for the Google Cloud Datastore v1 API class Aggregations.

Factory for different types of Aggregations.

Inheritance

object > Aggregations

Google.Cloud.Datastore.V1.dll

public static AggregationQuery.Types.Aggregation Average(string property, string alias = "")

Returns an instance of an average aggregation for the specified property.

Parameters
Name	Description
`property`	`string` Property for which the average is to be calculated. Must not be null.
`alias`	`string` A string used to retrieve the result of this aggregation. If this is not provided, Datastore will pick a default name with a prefix of `property_` followed by an auto-incremented ID, e.g. `property_1`.

Returns
Type	Description
`AggregationQueryTypesAggregation`	An average aggregation for the specified property.

public static AggregationQuery.Types.Aggregation Count(string alias = "")

Returns an instance of count(*) aggregation.

Parameter
Name	Description
`alias`	`string` A string used to retrieve the result of this aggregation. If this is not provided, Datastore will pick a default name with a prefix of `property_` followed by an auto-incremented ID, e.g. `property_1`.

Returns
Type	Description
`AggregationQueryTypesAggregation`	A count(*) aggregation.

public static AggregationQuery.Types.Aggregation Sum(string property, string alias = "")

Returns an instance of a sum aggregation for the specified property.

Parameters
Name	Description
`property`	`string` Property for which the sum is to be calculated. Must not be null.
`alias`	`string` A string used to retrieve the result of this aggregation. If this is not provided, Datastore will pick a default name with a prefix of `property_` followed by an auto-incremented ID, e.g. `property_1`.

Returns
Type	Description
`AggregationQueryTypesAggregation`	A sum aggregation for the specified property.