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https://issues.apache.org/jira/browse/BEAM-11815?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17301874#comment-17301874
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Kenneth Knowles commented on BEAM-11815:
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Are you saying that DynamoDBIO is corrupting data? Pinging [~dennisyung] and
[~iemejia] who may have some expertise in the connector.
> fail to read more than 1M of items
> ----------------------------------
>
> Key: BEAM-11815
> URL: https://issues.apache.org/jira/browse/BEAM-11815
> Project: Beam
> Issue Type: Bug
> Components: io-java-aws
> Reporter: Mohammad
> Priority: P1
>
> In processElement:
>
>
> {code:java}
> private static class ReadFn<T> extends DoFn<Read<T>, T> {
> @ProcessElement
> public void processElement(@Element Read<T> spec, OutputReceiver<T> out) {
> AmazonDynamoDB client = spec.getAwsClientsProvider().createDynamoDB();
> ScanRequest scanRequest = spec.getScanRequestFn().apply(null);
> scanRequest.setSegment(spec.getSegmentId());
> ScanResult scanResult = client.scan(scanRequest);
> out.output(spec.getScanResultMapperFn().apply(scanResult));
> }
> }{code}
>
>
> if total requested items > 1M dynamodb will only send upto 1M of data and
> expects client to read remaining items through LastEvaluatedKey (see
> [this|https://docs.aws.amazon.com/AWSJavaSDK/latest/javadoc/com/amazonaws/services/dynamodbv2/model/ScanRequest.html#setLimit-java.lang.Integer-])
>
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