supabase-deployment

Safely deploy Supabase migrations by creating idempotent SQL changes, testing locally with `npx supabase db reset`, generating TypeScript types, and pushing to production using `npx supabase db push` while maintaining rollback readiness.

Idempotent SQL patterns are migration scripts designed to be re-run without duplicating effects or corrupting data integrity. They ensure consistent schema changes across multi-tenant environments by preventing duplicate column creations or data overwrites during repeated deployments.

Generate TypeScript types from your Supabase database schema by running `npx supabase gen types typescript --local` and outputting the result to a local types file. This keeps frontend and backend type definitions synchronized after local testing.

Yes, you can test Supabase migrations locally before production deployment by applying changes with `npx supabase db reset`. This validates schema updates, RLS policies, and data integrity in an isolated local environment before affecting production.

Handle rollback readiness for Supabase schema changes by enforcing idempotent SQL patterns and following a reference-guided workflow from local validation to production. This provides documented troubleshooting steps and ensures safe, repeatable deployment operations.