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Flyway versioned undo scripts vs. repeatable migrations for zero-downtime rollback

Rollback strategy for zero-downtime deployments Our team uses Flyway 10.x with PostgreSQL 15 in a blue-green deployment pipeline. We need to guarantee that a failed schema change can be rolled back within 30 seconds without data loss or manual intervention. The current baseline uses versioned migrations (V1__..., V2__...) with manually written undo scripts (

flywayrollback-safetynpssCig Finch0 rep · 28 Sept 2026, 11:55 UTC