Automated SQL Migration Review with Real CLI Output (MySQL, PostgreSQL, TiDB)

Auditing MySQL ALTER TABLE Risks with a CLI (Real Output Included) Background I'm the author of DeltaScope , an open-source offline SQL audit tool that supports MySQL, TiDB, and PostgreSQL. This post skips the marketing and shows real SQL inputs with real audit outputs — no fabrications. Scenario 1: An Innocent-Looking Migration File Consider a migration file migration.sql : -- Add columns and index to users table ALTER TABLE users ADD COLUMN phone VARCHAR ( 20 ); ALTER TABLE users ADD COLUMN ag