SQL Diff Tool

📝 Input SQL

SQL Version A (Original)

SQL Version B (Modified)

📊 Diff Results

❓ FAQ

Is SQL Diff Tool free?

Yes, completely free. Everything runs locally: SQL Version A and SQL Version B are processed on your device, never sent to a server with no registration required.

Which SQL dialects are supported?

All SQL dialects are supported including MySQL, PostgreSQL, SQLite, and SQL Server. The tool compares text differences line by line and does not depend on any specific SQL dialect.

Is my data safe?

Absolutely. Everything runs locally: SQL Version A and SQL Version B are processed on your device, never sent to a server. SQL data is never uploaded to any server.

How do I read the diff results?

Green background indicates added lines, red background indicates deleted lines, and gray background indicates unchanged lines.