Extending MySQL with VillageSQL
SMRTR summary
VillageSQL, a change-tracking MySQL fork, brings Neo4j-style extensibility to MySQL by allowing custom types and functions. A developer walks through building a Roaring Bitmap extension using C++ and vibe coding, covering custom type registration, set operations, serialization fixes, and live extension loading — no server restart required. The result hints at future query plan customization using bitmap-powered graph traversals.
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