{"id":"compact-filters-against-live-index","text":"During log-structured-hash-table compaction, records in frozen segments are only kept if `_index` still points to that exact `(path, offset)`, correctly excluding keys that were overwritten in the active segment after the frozen segment was closed.","truth_value":"IN","source":"entries/2026/05/28/log-structured-hash-table-bitcask-compact.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"compact-filters-against-live-index","truth_value":"IN","reason":"premise"}]}}