{"id":"range-scan-half-open-interval","text":"`BTree.range_scan(start_key, end_key)` returns keys in the half-open interval `[start_key, end_key)` — start-inclusive, end-exclusive; `end_key=None` scans to the last key.","truth_value":"IN","source":"entries/2026/05/28/b-tree-storage-engine-btree-range_scan.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"range-scan-half-open-interval","truth_value":"IN","reason":"premise"}]}}