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Générateur Migration SQL
Décrivez une modification de schéma et obtenez SQL de migration haut et bas correspondant pour Postgres ou MySQL, y compris l'ordre sûr pour une table en direct.
🔒 Cet outil fonctionne entièrement dans votre navigateur. Vos fichiers ne sont jamais envoyés sur un serveur.
Developer
Migration SQL Generator
Frontend preview — no upload or external service.
Migration SQL
Up: ALTER TABLE orders ADD COLUMN customer_ref text; CREATE INDEX CONCURRENTLY idx_orders_customer_ref ON orders (customer_ref); Down: DROP INDEX and DROP COLUMN in reverse order.
How Générateur Migration SQL works
- Open Générateur Migration SQL and review the example state before entering your own values.
- Enter or select the information needed for Générateur Migration SQL.
- Review the result and adjust the inputs if you want to compare another case.
Describe a schema change and get matching up and down migration SQL for Postgres or MySQL, including the safe ordering for a live table. The interactive workspace runs in your browser, so you can review the result without creating an account.
FAQ
What is Générateur Migration SQL used for?
Describe a schema change and get matching up and down migration SQL for Postgres or MySQL, including the safe ordering for a live table.
Do I need an account?
No. The tool is available directly in the browser without an account or sign-up.
What should I do if the result looks unexpected?
Check the entered values and compare them with the guidance shown in Générateur Migration SQL. Use the result as a planning aid and verify important decisions independently.