DevTools Pro

Free Online Developer Tools

SQL Formatter

Format and beautify your SQL queries

Quick Examples

SQL Query

Formatting Options

Dialect

Indent Size

Uppercase keywords

Formatted Output

💡 SQL Best Practices

• Use meaningful table and column aliases
• Always specify column names in SELECT
• Use proper JOIN syntax instead of WHERE joins
• Add comments for complex queries

• Use indexes on frequently queried columns
• Avoid SELECT * in production queries
• Use parameterized queries to prevent SQL injection
• Test queries with EXPLAIN for performance

Multiple Dialects

Support for MySQL, PostgreSQL, SQL Server, and Oracle

Custom Formatting

Adjustable indentation and keyword casing

Export Options

Copy to clipboard or download as .sql file

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