SQL Formatter – Free Online SQL Beautifier

Format, beautify, and minify SQL queries. Supports 10+ database dialects including MySQL, PostgreSQL, Oracle, and SQL Server.

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Features

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10+ Database Dialects

MySQL, PostgreSQL, SQLite, Oracle, SQL Server, MariaDB, TransactSQL, Apache Hive, Presto, DB2, and more.

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Smart Formatting

Proper indentation for SELECT, FROM, WHERE, JOIN clauses. Keywords capitalized consistently.

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One-Click Minify

Compress SQL to a single line by removing all whitespace.

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Privacy First

All formatting uses sql-formatter library locally. Your queries never leave your browser.

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One-Click Copy

Copy the formatted or minified SQL to your clipboard.

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Keyword Case Options

Choose uppercase, lowercase, or preserve the original keyword casing.

How to Use

1

Paste Your SQL

Paste or type your SQL query into the input panel.

2

Choose Dialect

Select your database dialect from the dropdown: MySQL, PostgreSQL, Oracle, etc.

3

Set Options

Choose indentation size, keyword case, and newline behavior.

4

Format or Minify

Click Format to beautify or Minify to compress your SQL.

Frequently Asked Questions

What SQL dialects are supported?
The formatter supports: MySQL, PostgreSQL, SQLite, Oracle, SQL Server (T-SQL), MariaDB, Apache Hive, Presto, DB2, Transact-SQL, Standard SQL, and N1QL (Couchbase).
Can I format complex queries with joins and subqueries?
Yes. The formatter handles complex queries with multiple JOINs, subqueries, UNION, CTEs (WITH clauses), and window functions.
Does it validate SQL syntax?
The formatter checks for basic syntax issues. For full validation, use a database-specific linter.
Is my SQL sent to a server?
No. All formatting is done locally in the browser using the sql-formatter library. Your SQL never leaves your device.

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