{"id":"btree-wal-uses-full-page-images","text":"The WAL logs complete page images (physical logging) rather than logical operations, which eliminates incomplete-split states during recovery but increases write amplification compared to PostgreSQL's logical WAL entries.","truth_value":"IN","source":"entries/2026/05/29/topic-postgres-nbtree-readme.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"btree-wal-uses-full-page-images","truth_value":"IN","reason":"premise"}]}}