{"id":"btree-delete-causes-monotonic-degradation","text":"B-tree deletion is structurally degrading: empty leaf pages are never freed, freed pages leave dangling parent pointers, and tree height only increases — causing monotonic space amplification and search-path lengthening over delete-heavy workloads.","truth_value":"IN","source":"","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"btree-delete-causes-monotonic-degradation","truth_value":"IN","reason":"premise"}]}}