{"id":"dynamodb-item-size-limit-400kb","text":"DynamoDB items have a maximum size limit of 400 KB; exceeding it during a transaction causes TransactionCanceledException.","truth_value":"IN","source":"entries/2026/03/11/amazondynamodb-latest-APIReference-API_ExecuteTransactionhtml.md","source_url":"","source_hash":"0c0e2dfe20ee8d50","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"dynamodb-item-size-limit-400kb","truth_value":"IN","reason":"premise"}]}}