tidb-0001: partition drop name lookup O(P×D) → O(P+D) (27x at P=8192) tidb-0002: predicate simplification (merged into tidb-0002 in prior commit) tidb-0003: list partition group intersect O(G²) → O(G) (renumbered from 0002) scylladb-0001: UNDF stamp added |
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