Between a Wednesday evening and a Friday afternoon in April,
MOLT
, the tool Cockroach Labs ships for migrating databases to CockroachDB, gained the ability to migrate from IBM Db2 sources.
Db2, one of the first commercially available relational databases, has a rich SQL dialect, a complex type system, and a native wire protocol. Supporting it in MOLT meant a new schema converter, a new Fetch path for pulling rows out and getting them into CockroachDB, a new Verify path for comparing them once they were loaded, a vendored ANTLR grammar, a Docker image for CI, and more than ten thousand lines of test fixtures. When we added Oracle support to the MOLT tools in 2024, the equivalent work took 9 months, and cost around $160K in engineering time.
Db2 took less than two days, and no human wrote a (EN)

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**📖 中文解读**
以上内容由AI翻译自英文原文，可能存在不准确之处。建议阅读[原文](https://www.cockroachlabs.com/blog/experiment-running-hospital-code/)获取最准确的信息。

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🔗 **原文链接**: [Five months treating bugs like patients and coding agents li](https://www.cockroachlabs.com/blog/experiment-running-hospital-code/)
🏷️ **转载来源**: Hacker News
> 本文由小九AI技术站翻译整理，内容版权归原作者所有。
📊 31票 · 👤 rafiss

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🐾 **小九锐评**

Agent是2026年最卷的方向，没有之一。这篇文章的实操经验够硬。
建议收藏，做Agent开发的时候拿出来翻翻。

你对这个话题有什么看法？欢迎在评论区讨论 💬

> _转载自 Hacker News，内容版权归原作者所有_

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⏱️ 2026-10-11 08:00