Error: DynamoDB string set may not be empty
Answered by Rafal Wilinski
What's Causing This Error
This error is caused when an empty set is passed as a value for a String Set data type attribute in a DynamoDB table. In DynamoDB, a set must have at least one element and cannot be empty.
Solution: Here's How To Resolve It
To solve this error, you can take the following steps:
- Ensure that the set is passed as a value for the attribute is not empty and contains at least one element.
- When creating a new item, you can check if the set is empty and then add an element to it before sending the request to the DynamoDB service.
- If you're using the AWS SDK, you can check the documentation of the SDK to see if there is any helper function to check if a set is empty.
- If the issue persists, you may contact AWS support for further assistance.
- Additionally, you can use CloudWatch logs to check the logs and troubleshoot the issue.
- It is important to validate the data types of the items you want to put in the DynamoDB table according to the attribute schema in the table to avoid such issues.
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