Request Syntax URI Request Parameters Request Body Response Syntax Response Elements Errors See Also

GetPropertygraphStatistics

Gets property graph statistics (Gremlin and openCypher).

When invoking this operation in a Neptune cluster that has IAM authentication enabled, the IAM user or role making the request must have a policy attached that allows the neptune-db:GetStatisticsStatus IAM action in that cluster.

Request Syntax


GET /propertygraph/statistics HTTP/1.1

URI Request Parameters

The request does not use any URI parameters.

Request Body

The request does not have a request body.

Response Syntax


HTTP/1.1 200
Content-type: application/json

{
   "payload": { 
      "active": boolean,
      "autoCompute": boolean,
      "date": "string",
      "note": "string",
      "signatureInfo": { 
         "instanceCount": number,
         "predicateCount": number,
         "signatureCount": number
      },
      "statisticsId": "string"
   },
   "status": "string"
}

Response Elements

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

payload

Statistics for property-graph data.

Type: Statistics object

status

The HTTP return code of the request. If the request succeeded, the code is 200. See Common error codes for DFE statistics request for a list of common errors.

Type: String

Errors

For information about the errors that are common to all actions, see Common Errors.

AccessDeniedException

Raised in case of an authentication or authorization failure.

code: The HTTP status code returned with the exception.
detailedMessage: A detailed message describing the problem.
requestId: The ID of the request in question.

HTTP Status Code: 403

BadRequestException

Raised when a request is submitted that cannot be processed.

code: The HTTP status code returned with the exception.
detailedMessage: A detailed message describing the problem.
requestId: The ID of the bad request.

HTTP Status Code: 400

ClientTimeoutException

Raised when a request timed out in the client.

code: The HTTP status code returned with the exception.
detailedMessage: A detailed message describing the problem.
requestId: The ID of the request in question.

HTTP Status Code: 408

ConstraintViolationException

Raised when a value in a request field did not satisfy required constraints.

code: The HTTP status code returned with the exception.
detailedMessage: A detailed message describing the problem.
requestId: The ID of the request in question.

HTTP Status Code: 400

IllegalArgumentException

Raised when an argument in a request is not supported.

code: The HTTP status code returned with the exception.
detailedMessage: A detailed message describing the problem.
requestId: The ID of the request in question.

HTTP Status Code: 400

InvalidArgumentException

Raised when an argument in a request has an invalid value.

code: The HTTP status code returned with the exception.
detailedMessage: A detailed message describing the problem.
requestId: The ID of the request in question.

HTTP Status Code: 400

InvalidParameterException

Raised when a parameter value is not valid.

code: The HTTP status code returned with the exception.
detailedMessage: A detailed message describing the problem.
requestId: The ID of the request that includes an invalid parameter.

HTTP Status Code: 400

MissingParameterException

Raised when a required parameter is missing.

code: The HTTP status code returned with the exception.
detailedMessage: A detailed message describing the problem.
requestId: The ID of the request in which the parameter is missing.

HTTP Status Code: 400

PreconditionsFailedException

Raised when a precondition for processing a request is not satisfied.

code: The HTTP status code returned with the exception.
detailedMessage: A detailed message describing the problem.
requestId: The ID of the request in question.

HTTP Status Code: 400

ReadOnlyViolationException

Raised when a request attempts to write to a read-only resource.

code: The HTTP status code returned with the exception.
detailedMessage: A detailed message describing the problem.
requestId: The ID of the request in which the parameter is missing.

HTTP Status Code: 400

StatisticsNotAvailableException

Raised when statistics needed to satisfy a request are not available.

code: The HTTP status code returned with the exception.
detailedMessage: A detailed message describing the problem.
requestId: The ID of the request in question.

HTTP Status Code: 400

TooManyRequestsException

Raised when the number of requests being processed exceeds the limit.

code: The HTTP status code returned with the exception.
detailedMessage: A detailed message describing the problem.
requestId: The ID of the request that could not be processed for this reason.

HTTP Status Code: 429

UnsupportedOperationException

Raised when a request attempts to initiate an operation that is not supported.

code: The HTTP status code returned with the exception.
detailedMessage: A detailed message describing the problem.
requestId: The ID of the request in question.

HTTP Status Code: 400