Everybody knows that AI can code. It can also convert your code to Rust. But can AI write a database? In my session, I’ll share my journey of “vibe coding” the ScyllaDB cache to implement an alternative LRU algorithm and improve our p99 latency. Vibe coding a mature database is very different from vibe coding business logic: intrinsic details like multi-version concurrency control and partitions spanning thousands of rows confuse humans and bots alike, but for those with patience, the payoff is real.
