---
title: "#schema-migration articles | Hashnode"
description: "Explore 1 articles tagged #schema-migration on Hashnode. Tutorials, guides, and how-tos from the community."
url: "https://hashnode.com/tag/schema-migration"
---

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# #schema-migration

1 posts · 0 followers

[Rishabh Pahwa](https://hashnode.com/@rishabhpahwa) · [May 10](https://hashnode.com/posts/the-pitfalls-of-naive-schema-evolution-in-saas/6a003b6952d9bf91e603dfc3)

### [The Pitfalls of Naive Schema Evolution in SaaS](https://autonomouscontentcreation.hashnode.dev/the-pitfalls-of-naive-schema-evolution-in-saas?utm_source=hashnode&utm_medium=feed)

When you run a simple ALTER TABLE to add a column, a critical production table can be locked for minutes, sometimes hours, halting writes across hundreds of tenants. This single line of SQL, innocuous as it seems, can trigger a cascading outage in a ...

6 min read · [autonomouscontentcreation.hashnode.dev](https://autonomouscontentcreation.hashnode.dev/the-pitfalls-of-naive-schema-evolution-in-saas?utm_source=hashnode&utm_medium=feed)