SQL Formatter

About SQL Formatter

Format and beautify your SQL queries with this free online tool. Make your SQL code easy to read with proper indentation and syntax highlighting

Lay out SQL clauses, joins, expressions, subqueries, and lists so complex statements are easier to audit.

Key features

• Formatting purpose Lay out SQL clauses, joins, expressions, subqueries, and lists so complex statements are easier to audit.
• Supported source Paste a query, migration statement, stored-program fragment, or multiple statements supported by the selected dialect.
• Style controls Choose the correct SQL dialect and formatting preferences for keyword case, indentation, commas, and expression wrapping.
• Formatted result The formatter returns readable SQL for PostgreSQL, MySQL, SQLite, BigQuery, or other dialects exposed by the page.

How to use SQL Formatter

Follow this workflow to work with SQL statements safely and accurately.

1. Paste or enter the source Paste a query, migration statement, stored-program fragment, or multiple statements supported by the selected dialect.
2. Choose formatting rules Choose the correct SQL dialect and formatting preferences for keyword case, indentation, commas, and expression wrapping.
3. Format the source Run the formatter after the source parses successfully. It will apply presentation rules without intentionally changing the parsed structure.
4. Review and copy The formatter returns readable SQL for PostgreSQL, MySQL, SQLite, BigQuery, or other dialects exposed by the page.

Usage tips

• Select the database dialect before formatting vendor-specific operators, quoting, or functions.
• Never run an unfamiliar formatted query against production without reviewing its execution plan and transaction scope.
• Use parameter binding in application code; formatting does not prevent SQL injection.

Frequently asked questions