> ## Documentation Index
> Fetch the complete documentation index at: https://developer.upsun.com/llms.txt
> Use this file to discover all available pages before exploring further.

# jrmy-deruss

> Articles written by jrmy-deruss.

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        <span className="text-xs text-subtle">Thursday, January 9th 2025</span>
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      <h3 className="blog-card-title group-hover:text-accent transition-colors">How to update your PostgreSQL database without downtime</h3>
      <p className="blog-card-desc">On paper, releasing a new version of your application that requires upgrading the schema of the database is straightforward. But, changes of code and schema can not be updated in an atomic way, you only need to take care that old code is not performing a query against new schema, and reciprocally.</p>
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