Created
May 25, 2017 15:34
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AWS DynamoDB Full Table Scan using Java
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import java.util.List; | |
import java.util.Map; | |
import com.amazonaws.client.builder.AwsClientBuilder.EndpointConfiguration; | |
import com.amazonaws.services.dynamodbv2.AmazonDynamoDB; | |
import com.amazonaws.services.dynamodbv2.AmazonDynamoDBClientBuilder; | |
import com.amazonaws.services.dynamodbv2.model.AttributeValue; | |
import com.amazonaws.services.dynamodbv2.model.ScanRequest; | |
import com.amazonaws.services.dynamodbv2.model.ScanResult; | |
public class ScanTable { | |
public static void main(String[] args) { | |
AmazonDynamoDB amazonDynamoDB = AmazonDynamoDBClientBuilder.standard() | |
.withEndpointConfiguration(new EndpointConfiguration("http://localhost:8000", "us-east-1")).build(); | |
ScanRequest scanRequest = new ScanRequest().withTableName("Movies"); | |
Map<String, AttributeValue> lastKey = null; | |
do { | |
ScanResult scanResult = amazonDynamoDB.scan(scanRequest); | |
List<Map<String, AttributeValue>> results = scanResult.getItems(); | |
// You can get the results here | |
results.stream().forEach(System.out::println); | |
lastKey = scanResult.getLastEvaluatedKey(); | |
scanRequest.setExclusiveStartKey(lastKey); | |
} while (lastKey != null); | |
} | |
} |
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