SQL formatter. Format and beautify SQL queries for MySQL, PostgreSQL, SQL Server, BigQuery and more with customizable indentation.
100% browser-based — your data never leaves your device
Format and beautify SQL queries with customizable indentation.
SQL Formatter is a free online database tool that format and beautify sql queries with customizable indentation. It works entirely in your browser — no downloads, no installations, and no server uploads required. database administrators, backend developers, data analysts use SQL Formatter when they need a fast, privacy-respecting way to process database data without installing additional software. It supports capabilities such as sql dialects, custom indentation, keyword case. Additional features include copy & download. Common use cases include formatting sql queries for code reviews and team collaboration, beautifying minified sql from logs and debugging output, standardizing sql formatting across a development team's codebase. All processing happens locally using modern browser APIs, which means your data never leaves your device. This makes SQL Formatter ideal for working with sensitive data, proprietary code, or any situation where privacy matters.
SQL Formatter is a free online database tool that helps you format and beautify sql queries with customizable indentation. Key capabilities include sql dialects, custom indentation, keyword case. All processing is done locally in your browser — no data is uploaded, stored, or shared with any server. There are no sign-ups, no file size limits, and no hidden charges. It is commonly used to formatting sql queries for code reviews and team collaboration.
Copy your unformatted or minified SQL query and paste it into the input field.
Select your SQL dialect, choose tab or space indentation, and pick keyword case (upper or lower).
Click Copy to grab the beautified SQL, or download as a .sql file.
| Category | Details |
|---|---|
| Input Limits | Maximum SQL length: Browser memory bound |
| Query complexity: Unlimited (parser heap) | |
| Supported Formats | SQL (MySQL, PostgreSQL, SQLite dialects), JSON, CSV |
| Browser Engine |
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All operations run entirely in your browser using built-in Database APIs. No server uploads, no data storage, and no third-party requests.
SQL Formatter is ideal when you need to formatting sql queries for code reviews and team collaboration without installing software or uploading data to a server. Since everything runs in your browser, there is no setup time and no risk of your data being stored on external servers. For one-off tasks and quick processing, SQL Formatter is faster than setting up a local development environment or using a command-line tool.
No. SQL Formatter processes everything entirely in your browser using JavaScript. Nothing you type, paste, or upload is ever transmitted to any server. Your data never leaves your device.
MySQL, PostgreSQL, SQL Server, Oracle, BigQuery, Db2, Hive, MariaDB, Snowflake, and standard SQL.
No. All formatting happens locally. Your queries never leave your device.
Supports MySQL, PostgreSQL, SQL Server, Oracle, BigQuery, and standard SQL.
Choose tab or space indentation with configurable width.
Format keywords in uppercase or lowercase as preferred.
Copy formatted SQL to clipboard or download as .sql file.
SQL Formatter is useful in a variety of scenarios across different workflows:
Formatting SQL queries for code reviews and team collaboration
Beautifying minified SQL from logs and debugging output
Standardizing SQL formatting across a development team's codebase
Different SQL dialects have different syntax rules. Select the correct dialect for the most accurate formatting.
Uppercase keywords with lowercase identifiers is a widely adopted convention for readable SQL.
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