{"id":"dynamodb-put-resource-policy-optimistic-locking","text":"DynamoDB's `PutResourcePolicy` API supports optimistic concurrency control via the `--expected-revision-id` parameter — the update only succeeds if the current revision ID matches.","truth_value":"IN","source":"entries/2026/03/11/amazondynamodb-latest-developerguide-rbac-attach-resource-based-policyhtml.md","source_url":"","source_hash":"e66c5f61e1808998","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"dynamodb-put-resource-policy-optimistic-locking","truth_value":"IN","reason":"premise"}]}}