Developer Tools

SQL Query Beautifier

Prettify and format SQL statements online. Capitalises command clauses, aligns fields, handles brackets, and structure formatting.

🔒 Runs 100% in your browser — client-side processing, zero data sent to external servers.

What is SQL Query Beautifier?

The SQL Query Beautifier formats raw, minified, or messy SQL statements. It capitalizes command clauses, aligns fields, handles brackets, and structure formatting. It supports standard SQL syntax, making it easy to read complex SELECT statements, subqueries, and table joins. Readable SQL is crucial for code reviews and query optimization.

How to Use SQL Query Beautifier

  1. Paste your raw or compressed SQL query into the input editor panel.
  2. Select your preferred formatting preferences (e.g., uppercase keywords, indentation width).
  3. Click the 'Beautify SQL' button.
  4. Copy the beautifully formatted and indented SQL query to your clipboard.

Common Use Cases

  • Database developers formatting auto-generated SQL code from ORM engines (like Hibernate or Prisma).
  • Data analysts organizing long database query scripts before sharing them with team members.
  • Sysadmins reviewing database logs to debug query bottlenecks.

Pro Tips & Best Practices

  • The SQL beautifier only reformats query whitespaces and capitalization. It does not run or modify the query logic or structure.

Frequently Asked Questions

What does a SQL beautifier do?

A SQL beautifier formats messy SQL queries by adding proper indentation, capitalising SQL keywords (SELECT, FROM, WHERE, JOIN), and aligning clauses for improved readability.

Which SQL dialects are supported?

The tool supports standard SQL syntax that works with MySQL, PostgreSQL, SQL Server, Oracle, and SQLite. Dialect-specific functions are preserved as-is.

Does formatting change how the query executes?

No. SQL formatting only changes whitespace and capitalisation — the query logic and execution plan remain completely unchanged.

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