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09_Scanning.cs

/** * Copyright 2010-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved. * * This file is licensed under the Apache License, Version 2.0 (the "License"). * You may not use this file except in compliance with the License. A copy of * the License is located at * * http://aws.amazon.com/apache2.0/ * * This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR * CONDITIONS OF ANY KIND, either express or implied. See the License for the * specific language governing permissions and limitations under the License. */ using System; using System.Collections.Generic; using System.Threading.Tasks; using Amazon.DynamoDBv2.Model; using Amazon.DynamoDBv2.DocumentModel; namespace DynamoDB_intro { public static partial class Ddb_Intro { /*-------------------------------------------------------------------------- * ClientScanning_async *--------------------------------------------------------------------------*/ public static async Task<bool> ClientScanning_async( ScanRequest sRequest ) { operationSucceeded = false; operationFailed = false; ScanResponse sResponse; Task<ScanResponse> clientScan = client.ScanAsync(sRequest); try { sResponse = await clientScan; } catch( Exception ex ) { Console.WriteLine( " -- FAILED to retrieve the movies, because:\n {0}", ex.Message ); operationFailed = true; pause( ); return( false ); } Console.WriteLine( " -- The low-level scan succeeded, and returned {0} movies!", sResponse.Items.Count ); if( !pause( ) ) { operationFailed = true; return ( false ); } Console.WriteLine( " Here are the movies retrieved:\n" + " --------------------------------------------------------------------------" ); foreach( Dictionary<string, AttributeValue> item in sResponse.Items ) showMovieAttrsShort( item ); Console.WriteLine( " -- Retrieved {0} movies.", sResponse.Items.Count ); operationSucceeded = true; return ( true ); } }

Sample Details

Service: dynamodb

Last tested:

Author: AWS

Type: full-example

On this page: