Modeling State Transitions in Postgres

· Thoughtbot · Aug. 11, 2026, 12:16 a.m.
postgresql database-design Data Modeling software development
Summary
The blog post discusses how to model state transitions in a Postgres database, focusing on the limitation of using a status column for retrieving historical data. It proposes a solution of recording each status change as a separate row to enable better querying without compromising read performance.
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