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SQL Formatter & Beautifier

Format and prettify SQL queries for readability and debugging. Supports SELECT, INSERT, UPDATE, DELETE, CREATE, and all major SQL dialects.

Dialect:
Input
Output
Ready — paste your input and click Format
Try a sample: SELECT Query JOIN Query INSERT CREATE TABLE
📊 Stats
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Lines
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Keywords
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Tables
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Size
⌨️ Shortcuts
Ctrl+EnterFormat SQL
Ctrl+MMinify SQL
Ctrl+Shift+CCopy output
Ctrl+LClear all
TabInsert indent in editor
💡 Tips
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UPPERCASE keywords — the SQL convention is to write keywords (SELECT, FROM, WHERE) in uppercase for clarity.
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Aliases — use short aliases for long table names: users u or users AS u.
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Indexes — always index columns used in WHERE, JOIN ON, and ORDER BY clauses for performance.
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100% private — all processing runs in your browser. Nothing is uploaded.

What is a SQL Formatter?

A SQL formatter takes compact or poorly-written SQL queries and re-formats them with consistent indentation, uppercase keywords, and logical line breaks. Formatted SQL is significantly easier to read, debug, and share with teammates.

SQL Formatting Conventions

  • Write SQL keywords in UPPERCASE — SELECT, FROM, WHERE, JOIN, GROUP BY
  • One clause per line — FROM on its own line, WHERE on its own line
  • Indent continuation lines — AND/OR conditions indented under WHERE
  • Alias long table names — JOIN order_items oi makes queries shorter

Frequently Asked Questions

Yes, basic stored procedure formatting works. The formatter handles BEGIN/END blocks, DECLARE statements, and IF/ELSE logic. For very complex PL/SQL or T-SQL procedures, a dedicated tool like SQL Prompt or dbForge Studio may produce better results.
Standard SQL is defined by ISO, but each database adds extensions. MySQL uses backtick identifiers and AUTO_INCREMENT. PostgreSQL uses double-quote identifiers, SERIAL, and RETURNING. SQL Server uses [bracket] identifiers and IDENTITY. SQLite is the most permissive. This selector changes comment and identifier quote styles.
Copy the SQL string content (without the PHP quotes), format it here, then paste it back. For maintaining readable SQL in PHP code, consider using heredoc syntax or storing queries in separate .sql files.
Done!

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About This SQL Formatter & Beautifier

Writing clean, consistently indented code is essential for readability and maintainability — but manually formatting SQL can be tedious and error-prone. This free online SQL Formatter & Beautifier instantly reformats your raw or minified SQL into properly indented, human-readable code with just one click.

How to use

  1. Paste your SQL code into the input box on the left.
  2. Click Format (or press Ctrl+Enter).
  3. Copy the formatted output from the right panel.

Why use this tool?

This tool is especially useful for developers working with API responses, debugging production builds, or reviewing third-party SQL code.

Frequently Asked Questions

Is this SQL Formatter & Beautifier free to use? +
Yes, completely free. No signup, no account, no payment required. Just paste your input and use it directly in your browser.
Does this tool store or send my data anywhere? +
No. Everything runs entirely in your browser using JavaScript. Your data never leaves your device or gets sent to any server.
What browsers does this tool support? +
It works in all modern browsers — Chrome, Firefox, Safari, Edge, and Opera — on both desktop and mobile.
Can I use this tool offline? +
Once the page is loaded, the tool runs locally in your browser without needing an active internet connection for most operations.
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Custom Development

Need a Custom Version of This Tool?

This SQL Formatter & Beautifier works for most use cases — but if you need batch processing, API access, private hosting on your own domain, or a completely bespoke tool built around your workflow, I can build it.

Request Custom Build → Typical turnaround: 3–7 days