SQL Formatter for Migration Scripts

Your data never leaves your browser

Format migration scripts for review before running against production.

Example

ALTER TABLE users ADD COLUMN dept_id INTEGER REFERENCES departments(id); CREATE INDEX idx_dept ON users(dept_id); UPDATE users SET dept_id = 1 WHERE role LIKE '%eng%';

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Tips

1Catch missing WHERE clauses.
2Separate DDL from DML.
3Include rollback statements.

Frequently Asked Questions

Safe?

Yes. Schema stays in browser.

Affects execution?

No. Whitespace only.

Multiple statements?

Yes. Semicolon-separated.