Formateur SQL

Formatez et embellissez vos requetes SQL en ligne.

Indentation:Mots-cles en majuscules

SQL0 caracteres

Sortie formatee

Formateur SQL gratuit

Formatez vos requetes SQL pour plus de lisibilite.

Comment formater

Collez votre requete SQL
Choisissez l'indentation
Cliquez Formater ou Minifier
Copiez le resultat

Questions frequentes

Quels dialectes SQL ?

Compatible MySQL, PostgreSQL, SQLite, SQL Server et Oracle.

Le formatage change-t-il le comportement ?

Non. Seuls les espaces et sauts de ligne sont modifies.

Que fait Minifier ?

Supprime les espaces inutiles et compresse en une ligne.

Sous-requetes supportees ?

Oui, avec indentation correcte.

Mes donnees sont-elles securisees ?

Oui, tout se passe dans votre navigateur.

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Additional FAQ

Why should I format my SQL?

Formatted SQL is easier to read, debug, and maintain. Well-formatted queries help you spot errors faster, improve code reviews, and are essential when sharing SQL with team members. This tool adds proper indentation and line breaks automatically.

Do different SQL dialects require different formatting?

While SQL syntax differs between MySQL, PostgreSQL, SQL Server, and Oracle, basic formatting principles (indentation, line breaks) are universal. This tool uses standard SQL formatting that works across all major dialects. Always test formatted queries in your specific database.

Can formatting help prevent SQL injection?

Formatting alone doesn't prevent SQL injection—it's purely visual. Always use parameterized queries and prepared statements to prevent injection attacks. See data validation tools for safety best practices.

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How to Use

Paste your SQL query in the input field
Click 'Format SQL' to beautify the query
Keywords are capitalized and clauses are placed on separate lines
Copy the formatted SQL for use in your project

Common Use Cases

Formatting complex queries for code reviews
Beautifying auto-generated SQL
Preparing queries for documentation
Debugging SQL syntax issues

Frequently Asked Questions

What SQL dialects are supported?

This instant SQL formatter supports standard SQL syntax compatible with MySQL, PostgreSQL, SQLite, SQL Server (T-SQL), Oracle PL/SQL, and most other relational database systems. The formatting rules follow ANSI SQL standards.

Does formatting change query behavior?

No. SQL formatting only modifies whitespace, line breaks, and keyword capitalization. The query logic, execution plan, and results remain completely identical. It is a purely cosmetic transformation.

Can I format complex queries with subqueries and CTEs?

Yes. This tool handles all standard SQL constructs including SELECT, INSERT, UPDATE, DELETE, multi-table JOINs, subqueries, CTEs (WITH clauses), window functions (OVER/PARTITION BY), UNION/INTERSECT, CASE expressions, and nested queries of any depth.

Is there a size limit for SQL formatting?

This online SQL formatter can handle queries of any practical size. It processes the formatting entirely in your browser, so your SQL code never leaves your device — ensuring complete privacy and security.

How is this different from a SQL linter?

A SQL formatter (beautifier) focuses on code style — indentation, line breaks, and keyword casing. A SQL linter checks for errors, performance issues, and best practices. This tool is a formatter that makes your SQL readable without analyzing its correctness.