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SQL Formatter

Format and beautify SQL queries for better readability. Supports MySQL, PostgreSQL, SQLite, and more.

SQL Dialect

Indent Size

Keyword Case

SQL Input

Formatted Output

How to Use

Paste SQLPaste your raw, minified, or complex SQL query into the Input field.

Choose dialectSelect your database dialect (MySQL, PostgreSQL, SQLite, etc.) for optimal formatting.

Set preferencesChoose indent size and whether keywords should be UPPERCASE or lowercase.

Click FormatThe formatted SQL appears in the Output with each clause on its own line.

Copy and useCopy the formatted SQL for use in your database client or documentation.

📌 All formatting is done locally using sql-formatter. No queries are sent to any server.

About SQL Formatter

SQL Formatter is a free, browser-based utility built for developers and engineers who need a fast, reliable way to format and beautify sql queries for better readability. supports mysql, postgresql, sqlite, and more. Whether you're debugging an API response, preparing data for deployment, or validating configuration files, this tool handles the job in seconds — with zero server calls. Everything runs locally in your browser, so your source code and data stay private.

Frequently Asked Questions

Yes. Different SQL dialects have different reserved words, function names, and syntax. Selecting the correct dialect helps the formatter handle dialect-specific features like MySQL's backtick identifiers, PostgreSQL's double-quote identifiers, and BigQuery's specific functions.

No. The formatter only adds indentation and line breaks for readability. It does not validate that the SQL is syntactically correct or will execute without errors. Run it in your database client to test functionality.

Formatting adds newlines before keywords (SELECT, FROM, WHERE, JOIN, GROUP BY, etc.), indents nested queries, and optionally changes keyword casing. It does not change the query's logic or results.

Yes. sql-formatter handles subqueries, CTEs (WITH clauses), JOINs, CASE statements, window functions, and most complex SQL constructs. Very unusual or non-standard SQL may not format perfectly.