// folder / category
Databases
Query plans, indexes and migrations that finish.
4
posts
categories/databases/
reader@nosferatu ~/categories/databases $ ls ..
reader@nosferatu ~/categories/databases $ ls -lt
total 4 posts, newest first
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Tomasz Reyes
2026-11-02
The Query That Only Failed on Tuesdays
A scheduled report, a missing index and a very patient database.
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Tomasz Reyes
2026-06-15
Index First, Ask Questions Later
A guided walk through a query plan that scanned every row.
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Tomasz Reyes
2025-12-05
Backups You Have Actually Restored
An untested backup is only a hopeful file.
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Mara Voss
2024-04-06
Migrations That Finish
Batching a table rewrite so nobody has to stay up for it.
reader@nosferatu ~/categories/databases $