Gunakan ExecuteGremlinProfileQuery dengan AWS SDK - AWS Contoh Kode SDK

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Gunakan ExecuteGremlinProfileQuery dengan AWS SDK

Contoh kode berikut menunjukkan cara menggunakanExecuteGremlinProfileQuery.

Java
SDK untuk Java 2.x
catatan

Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di Repositori Contoh Kode AWS.

/** * Executes a Gremlin query against an Amazon Neptune database using the provided {@link NeptunedataClient}. * * @param client the {@link NeptunedataClient} instance to use for executing the Gremlin query */ public static void executeGremlinQuery(NeptunedataClient client) { try { System.out.println("Querying Neptune..."); ExecuteGremlinQueryRequest request = ExecuteGremlinQueryRequest.builder() .gremlinQuery("g.V().has('code', 'ANC')") .build(); ExecuteGremlinQueryResponse response = client.executeGremlinQuery(request); System.out.println("Full Response:"); System.out.println(response); // Retrieve and print the result if (response.result() != null) { System.out.println("Query Result:"); System.out.println(response.result().toString()); } else { System.out.println("No result returned from the query."); } } catch (NeptunedataException e) { System.err.println("Error calling Neptune: " + e.awsErrorDetails().errorMessage()); } catch (Exception e) { System.err.println("Unexpected error: " + e.getMessage()); } finally { client.close(); } }
Python
SDK untuk Python (Boto3)
catatan

Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di Repositori Contoh Kode AWS.

# Replace this with your actual Neptune endpoint NEPTUNE_ENDPOINT = "https://[Specify Endpoint]:8182" def main(): """ Entry point of the program. Initializes the Neptune client and executes the Gremlin query. """ config = Config(connect_timeout=10, read_timeout=30, retries={'max_attempts': 3}) neptune_client = boto3.client( "neptunedata", endpoint_url=NEPTUNE_ENDPOINT, config=config ) execute_gremlin_query(neptune_client) def execute_gremlin_query(neptune_client): """ Executes a Gremlin query against an Amazon Neptune database. """ try: print("Querying Neptune...") response = neptune_client.execute_gremlin_explain_query( gremlinQuery="g.V().has('code', 'ANC')" ) print("Full Response:") print(response['output'].read().decode('UTF-8')) except ClientError as e: print(f"Error calling Neptune: {e.response['Error']['Message']}") except BotoCoreError as e: print(f"BotoCore error: {str(e)}") except Exception as e: print(f"Unexpected error: {str(e)}") if __name__ == "__main__": main()