{"id":"wal-encode-is-pure","text":"`_encode_record` is a pure function that performs no I/O or state mutation; all disk writes (and fsync) are the responsibility of callers (`append`, `append_batch`, `checkpoint`, `truncate`).","truth_value":"IN","source":"entries/2026/05/28/write-ahead-log-wal-_encode_record.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"wal-encode-is-pure","truth_value":"IN","reason":"premise"}]}}