/usr/share/php/Aws/DynamoDb/Exception/ is in php-aws-sdk 2.7.2-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/php/Aws/DynamoDb/Exception/AccessDeniedException.php
/usr/share/php/Aws/DynamoDb/Exception/ConditionalCheckFailedException.php
/usr/share/php/Aws/DynamoDb/Exception/DynamoDbException.php
/usr/share/php/Aws/DynamoDb/Exception/IncompleteSignatureException.php
/usr/share/php/Aws/DynamoDb/Exception/InternalFailureException.php
/usr/share/php/Aws/DynamoDb/Exception/InternalServerErrorException.php
/usr/share/php/Aws/DynamoDb/Exception/ItemCollectionSizeLimitExceededException.php
/usr/share/php/Aws/DynamoDb/Exception/LimitExceededException.php
/usr/share/php/Aws/DynamoDb/Exception/MissingAuthenticationTokenException.php
/usr/share/php/Aws/DynamoDb/Exception/ProvisionedThroughputExceededException.php
/usr/share/php/Aws/DynamoDb/Exception/ResourceInUseException.php
/usr/share/php/Aws/DynamoDb/Exception/ResourceNotFoundException.php
/usr/share/php/Aws/DynamoDb/Exception/ServiceUnavailableException.php
/usr/share/php/Aws/DynamoDb/Exception/ThrottlingException.php
/usr/share/php/Aws/DynamoDb/Exception/UnprocessedWriteRequestsException.php
/usr/share/php/Aws/DynamoDb/Exception/UnrecognizedClientException.php
/usr/share/php/Aws/DynamoDb/Exception/ValidationException.php