{"id":"wal-provides-crash-safety-not-concurrency","text":"The WAL syncs with `os.fsync` for durability guarantees only; it has no role in coordinating concurrent access, consistent with the single-threaded design","truth_value":"IN","source":"entries/2026/05/28/topic-concurrent-btree-deletion.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"wal-provides-crash-safety-not-concurrency","truth_value":"IN","reason":"premise"}]}}