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DynamoDB - contract for a binary attribute value #3146

Answered by mullermp
andrykonchin asked this question in Q&A
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Thanks for opening a discussion. When marshalling, an IO or StringIO is acceptable. When I marshalling, it comes out as a StringIO.

https://github.com/aws/aws-sdk-ruby/blob/version-3/gems%2Faws-sdk-dynamodb%2Flib%2Faws-sdk-dynamodb%2Fattribute_value.rb#L67

What are your concerns with not using these classes? I believe File is also an IO.

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@andrykonchin
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