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I rewrote PostHog's SQL parser, 70x faster, while barely looking at the code

After the success of using agents to improve query performance through autoresearch , I wanted to try something more ambitious. I rewrote PostHog's…
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Software EngineeringDatabases & Data2026

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Jun 24, 2026I rewrote PostHog's SQL parser, 70x faster, while barely looking at the code by robbie-c15572

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