AWS SDK Version 3 for .NET
API Reference

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Returns the approximate count of unique values that match the query.

Requires permission to access the GetCardinality action.

Note:

For .NET Core this operation is only available in asynchronous form. Please refer to GetCardinalityAsync.

Namespace: Amazon.IoT
Assembly: AWSSDK.IoT.dll
Version: 3.x.y.z

Syntax

C#
public virtual GetCardinalityResponse GetCardinality(
         GetCardinalityRequest request
)

Parameters

request
Type: Amazon.IoT.Model.GetCardinalityRequest

Container for the necessary parameters to execute the GetCardinality service method.

Return Value


The response from the GetCardinality service method, as returned by IoT.

Exceptions

ExceptionCondition
IndexNotReadyException The index is not ready.
InternalFailureException An unexpected error has occurred.
InvalidAggregationException The aggregation is invalid.
InvalidQueryException The query is invalid.
InvalidRequestException The request is not valid.
ResourceNotFoundException The specified resource does not exist.
ServiceUnavailableException The service is temporarily unavailable.
ThrottlingException The rate exceeds the limit.
UnauthorizedException You are not authorized to perform this operation.

Version Information

.NET Framework:
Supported in: 4.5, 4.0, 3.5

See Also