📄 中文摘要
OpenAI 针对 ChatGPT 的 PostgreSQL 扩展方案值得反复阅读，既可作为操作手册，也可作为系统超出原有设计后的案例研究。虽然工程设计出色，但他们最初选择的数据库却存在诸多不足，几乎肯定给公司带来了数百万美元的基础设施损失。社交媒体上，许多人将这篇文章视为 OpenAI 工程能力的证明，尽管确实展现了其卓越的工程技术，但也反映了在系统扩展过程中所面临的挑战和教训。
OpenAI 的 Postgres 架构：对十亿美元错误的绝妙修复
📄 English Summary
OpenAI’s Postgres Architecture: A Brilliant Fix for a Billion-Dollar Mistake
OpenAI's write-up on scaling PostgreSQL for ChatGPT is worth reading twice, serving as both an operations playbook and a case study of what occurs when a system outgrows its original design. The engineering is exceptional; however, the initial database choice leaves much to be desired and has likely cost the company millions in unnecessary infrastructure issues. On social media, many view this article as evidence of OpenAI's remarkable engineering prowess, which it certainly showcases, but it also highlights the challenges and lessons learned during system expansion.