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Databases

/ 3 min read

Most Teams Add Caching Before They Understand the Bottleneck

Caching can absolutely save a system. It can also freeze bad assumptions into place and make debugging harder when the real problem was never identified clearly.

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/ 3 min read

The Migration That Works in Dev and Locks Production

Schema changes look safe in tiny local databases. Production is where table size, lock time, and rollout order turn an ordinary migration into a real incident.

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