{"id":"dax-attribute-name-metadata-retained-indefinitely","text":"DAX retains attribute name metadata indefinitely in the cluster even after items expire or are evicted — using unbounded unique values as top-level attribute names (timestamps, UUIDs) causes memory exhaustion.","truth_value":"IN","source":"entries/2026/03/11/amazondynamodb-latest-developerguide-DAXhtml.md","source_url":"","source_hash":"747cb0b92fd1db02","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"dax-attribute-name-metadata-retained-indefinitely","truth_value":"IN","reason":"premise"}]}}