Query Plan Regression Check
Tag critical queries in code or a config file, run EXPLAIN against a seeded Postgres in CI for the base and head branches, compare plan shape and estimated cost, and comment on the pull request when a plan regresses.
- Target market
- Small Postgres-backed product teams without a dedicated database engineer.
Problem snapshot
What this solves
A migration or ORM change silently turns an index scan into a sequential scan, and small teams only notice when production slows down.
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