{"id":"wal-sync-mode-survives-crash","text":"With `sync_mode=\"sync\"`, WAL records are durable immediately after `append` returns — they survive process death even if `close()` is never called.","truth_value":"IN","source":"entries/2026/05/28/write-ahead-log-tester_test_wal.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"wal-sync-mode-survives-crash","truth_value":"IN","reason":"premise"}]}}