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Code Story: Optimizing Our PostgreSQL 16 Queries with EXPLAIN and Drizzle 0.30 Cut Response Time by 40%

DEV Community·ANKUSH CHOUDHARY JOHAL·25 days ago
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At 2:14 PM on a Tuesday in Q3 2024, our production PostgreSQL 16 cluster hit a p99 query latency of 2.8 seconds for our core order lookup endpoint, triggering 12 customer support tickets in 10 minutes and costing us an estimated $4,200 in lost conversion revenue before we even noticed the alert. We cut that latency by 40% to 1.68 seconds in 6 weeks using nothing but EXPLAIN (and EXPLAIN ANALYZE) deep dives and a targeted migration to Drizzle ORM 0.30 – no schema changes, no additional indexes, no infrastructure upgrades. 🔴 Live Ecosystem Stats ⭐ drizzle-team/drizzle-orm — 34,254 stars, 1,360 forks 📦 drizzle-orm — 33,418,199 downloads last month Data pulled live from GitHub and npm.…

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