Online Tool Store
Migration SQL Generator
Beschreiben Sie eine Schemaänderung und erhalten Sie entsprechende Auf- und Abwärts Migration SQL für Postgres oder MySQL, einschließlich sicherer Reihenfolge für Live Tabelle.
Dieses Tool läuft vollständig in Ihrem Browser. Ihre Dateien werden niemals an einen Server hochgeladen.
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 Migration SQL Generator works
- Open Migration SQL Generator and review the example state before entering your own values.
- Enter or select the information needed for Migration SQL Generator.
- 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.
Häufig gestellte Fragen
What is Migration SQL Generator 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 Migration SQL Generator. Use the result as a planning aid and verify important decisions independently.