db-migrate-diff

db-migrate-diff is an extension for db-migrate that allows you to compare database schema differences, export them into SQL dumps, and track changes over time using Git or other version control tools.

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🚀 Goals

• Extend db-migrate to compare differences between database states.
• Support PostgreSQL engine.
• Export schema into SQL dump for tracking.

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📅 Roadmap

(Not in priority order — contributions welcome!)

• Auto-comment the differences for easier review (e.g., in GitHub PRs).
• Support custom migration tools (by providing migration up command and target DB engine).
• Support more database engines: MySQL, SQLite3, MongoDB, etc.
• Export schemas into DBML and potentially other formats.
• Visualize the differences in a user-friendly way.

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📦 Dependencies

• git – Used to track schema differences over time.