Paste or upload a SQL migration
Rules are adapted from the published catalogues of squawk and strong_migrations. Nothing leaves this page.
Postgres-focused. Large migrations are supported. Comments and
BEGIN/COMMIT boilerplate are ignored.
Results
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Awaiting migration
Findings
No unsafe patterns detected. The migration appears safe against the current rule set.
Safer rewrite plan
An expand–migrate–contract split that avoids the risky operations flagged above. Each phase should land in its own deploy.
Migration with findings highlighted
Flagged statements are underlined by severity — solid for low, dashed for medium, double for high, and double-bold with a red tint for critical. Activate a highlighted span to jump to its finding.