{"id":"mvcc-visibility-depends-on-tx-metadata","text":"`_is_visible` requires `_committed`, `_aborted`, and each transaction's `active_at_start` set; persisting version chains without this metadata makes them unreadable after restore since visibility cannot be determined","truth_value":"IN","source":"entries/2026/05/29/topic-snapshot-disk-persistence.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"mvcc-visibility-depends-on-tx-metadata","truth_value":"IN","reason":"premise"}]}}