SQL Formatter
Format and beautify SQL queries with multi-database support
Formatting Options
Input SQL Code
Formatted SQL
SQL Formatting Features
Multi-Database Support
Support for MySQL, PostgreSQL, Oracle, SQL Server, SQLite, and standard SQL with dialect-specific formatting.
Smart Indentation
Intelligent indentation with customizable spacing options and proper alignment of SQL clauses and subqueries.
Privacy First
All formatting is done locally in your browser. Your SQL code never leaves your device, ensuring complete privacy.
Syntax Validation
Real-time syntax checking with error detection and helpful suggestions to improve your SQL code quality.
Customizable Options
Control keyword casing, indentation size, and formatting style to match your team's coding standards.
Instant Results
Lightning-fast formatting with real-time processing and immediate preview of your formatted SQL code.
When to Use SQL Formatter
Code Reviews
Format SQL queries before code reviews to ensure consistent styling and improve readability for team members reviewing database changes.
Documentation
Clean up SQL queries for technical documentation, tutorials, or knowledge base articles to make them more professional and easier to understand.
Database Migration
Format complex migration scripts and stored procedures to ensure they're properly structured and easy to debug during database upgrades.
Learning & Training
Help students and junior developers understand SQL query structure by formatting examples into readable, well-organized code.
Performance Debugging
Format complex queries to better understand execution plans and identify performance bottlenecks in large SQL statements.
Legacy Code Cleanup
Modernize and clean up old SQL scripts and procedures, making them maintainable and compliant with current coding standards.
Frequently Asked Questions
What is an SQL formatter?
An SQL formatter is a tool that automatically formats and beautifies SQL code by adding proper indentation, spacing, and organizing clauses for better readability and maintainability. It helps standardize code formatting across teams and makes complex queries easier to understand.
How do I use this SQL formatter?
Simply paste your SQL code into the input area, select your preferred database type and formatting options (keyword casing, indentation style), then click "Format SQL" or press Ctrl+Enter. The formatted code will appear in the output area, ready to copy or download.
Is this SQL formatter free to use?
Yes, our SQL formatter is completely free to use with no limitations. All formatting is done locally in your browser without sending data to our servers, ensuring both privacy and unlimited usage.
Which SQL databases are supported?
Our formatter supports multiple SQL dialects including MySQL, PostgreSQL, Oracle, SQL Server, SQLite, MariaDB, and standard ANSI SQL. Each dialect has specific syntax recognition for database-specific keywords and functions.
Is my SQL data safe and private?
Absolutely. All SQL formatting is performed locally in your browser using JavaScript. Your SQL code is never transmitted to our servers or stored anywhere, ensuring complete privacy and security of your sensitive database queries.
Can I customize the formatting style?
Yes, you can customize various formatting options including indentation size (2, 4, 8 spaces or tabs), keyword casing (uppercase, lowercase, or capitalize), and choose from different formatting styles (standard, compact, or expanded) to match your coding standards.
Does the formatter validate SQL syntax?
Yes, our formatter includes basic SQL syntax validation that checks for common errors like missing semicolons, unmatched parentheses, and invalid keywords. It provides helpful feedback to improve your SQL code quality while formatting.
No comments yet. Be the first to share your thoughts!