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SQL Formatter (Offline & Secure)
Free online SQL formatter — beautify complex queries across PostgreSQL, MySQL, SQLite, T-SQL dialects with uppercase keywords and clean indentation. 100% private.
How to use SQL Formatter
- Paste your raw SQL query into the left Input panel.
- Select your preferred SQL dialect (Standard SQL, PostgreSQL, MySQL, etc.) from the dropdown if applicable.
- Click 'Format' to generate a cleanly indented, readable query.
- Click 'Copy' to copy the formatted SQL to your clipboard.
Edge Cases & Important Considerations
- Highly custom, vendor-specific syntax might not be fully supported by the formatter engine.
Keyboard Shortcuts
- Ctrl/Cmd + K — Open Command Palette to switch tools instantly.
Frequently Asked Questions
Is this SQL Formatter safe for sensitive corporate data?
Yes, 100%. All processing runs client-side in your local browser memory. No text, tokens, payloads, or logs are ever transmitted to any remote server or analytics engine.
Can I use this tool offline?
Yes. Because this tool runs strictly on client-side JavaScript with zero external API dependencies, once loaded it functions completely offline.
100% Client-Side Privacy Guarantee
All inputs are processed entirely inside your browser's memory using JavaScript. No data is ever transmitted to any server. Your tokens, JSON payloads, cURL commands, and timestamps never leave your machine.