Format JSON Online logo

Free Online SQL Formatter & Beautifier

A powerful online tool to format, minify, and validate SQL queries. Supports multiple dialects like MySQL and PostgreSQL, with advanced options for code beautification and error checking.

SQL Input
Enter your Standard SQL code to format
Formatted SQL
Ln 1, Col 10 lines0 characters0 B
SQL Dialect & Processing Mode
Choose your SQL dialect, processing mode, and preferred theme
Advanced Formatting Options
Customize formatting rules to match your coding standards
Standard SQL Features
Supported keywords, functions, and data types for Standard SQL

Keywords (57)

SELECT
FROM
WHERE
JOIN
LEFT JOIN
RIGHT JOIN
INNER JOIN
OUTER JOIN
FULL JOIN
ON
GROUP BY
ORDER BY
HAVING
LIMIT
OFFSET
INSERT
INTO
VALUES
UPDATE
SET
+37 more

Functions (31)

COUNT()
SUM()
AVG()
MIN()
MAX()
NOW()
CURRENT_TIMESTAMP()
CURRENT_DATE()
CURRENT_TIME()
DATE()
TIME()
YEAR()
MONTH()
DAY()
HOUR()
+16 more

Data Types (21)

INT
INTEGER
BIGINT
SMALLINT
TINYINT
DECIMAL
NUMERIC
FLOAT
DOUBLE
REAL
VARCHAR
CHAR
TEXT
DATE
TIME
+6 more

How to Use SQL Formatter

Follow these simple steps to format your SQL queries
  1. Input Your SQL: Paste your SQL query into the editor or upload a .sql file. The tool supports various SQL dialects including MySQL, PostgreSQL, and Standard SQL.
  2. Customize Options: Choose your preferred indentation (spaces or tabs), keyword casing (uppercase/lowercase), and dialect to ensure the output matches your coding standards.
  3. Format and Copy: Click 'Format SQL' to instantly beautify your code. You can then copy the formatted SQL to your clipboard or download it as a file.

Advanced Features

Professional SQL formatting and minification with enterprise-grade capabilities

🎯 Multi-Dialect Support

Comprehensive support for Standard SQL, MySQL, PostgreSQL, and SQLite with dialect-specific keywords and functions.

🔍 Syntax Validation

Real-time validation with error detection, warning messages, and suggestions for common SQL issues.

📊 Query Analytics

Detailed statistics including line count, character count, keyword usage, and table references.

⚙️ Advanced Formatting

Customizable indentation, case conversion, line breaking, and alignment options for professional code style.

🗜️ SQL Minification

Compress SQL code by removing comments, extra whitespace, and optimizing formatting for production use.

⚡ Performance Optimized

Efficient processing of large SQL files with file size limits, progress indicators, and responsive UI.

Frequently Asked Questions
What is a SQL formatter?

A SQL formatter is a tool that automatically organizes and formats SQL code to improve readability by applying consistent indentation, line breaks, and keyword alignment.

Why should I use a SQL formatter?

Using a SQL formatter enhances code readability, reduces errors, and ensures consistency across teams, making it easier to maintain and debug SQL queries.

Does a SQL formatter change the functionality of my query?

No, a SQL formatter only adjusts the visual structure of the query (e.g., spacing, indentation) without altering its logic or results.

Can I customize the formatting rules?

Most SQL formatters allow customization, such as setting indentation size, keyword casing (upper/lower), and line break preferences, depending on the tool.

Which SQL dialects are supported by formatters?

Many SQL formatters support popular dialects like MySQL, PostgreSQL, SQL Server, and Oracle. Check the specific tool for supported dialects.

Are SQL formatters available for free?

Yes, there are free online SQL formatters, as well as paid tools with advanced features. Some IDEs also include built-in formatting options.

Can I use a SQL formatter in my IDE?

Many IDEs, like VS Code, IntelliJ, or SQL Server Management Studio, have built-in formatters or support plugins for SQL formatting.

How do I format SQL queries in a large project?

For large projects, use a SQL formatter tool with batch processing or integrate it into your CI/CD pipeline to automatically format queries.

What are some popular SQL formatter tools?

Popular tools include SQL Formatter by sql-format.com, DBeaver, SQLPrompt, and online formatters like Instant SQL Formatter.

Does formatting affect query performance?

No, formatting only changes the query's appearance for human readability. The database engine ignores whitespace and formatting.