SQL Formatter

Quick start

How to use SQL Formatter

1. 1

   Paste your raw, unformatted, or minified SQL query into the input text area.

2. 2

   Choose the SQL dialect that best matches the query: Basic SQL, MySQL, PostgreSQL, SQLite, Transact-SQL, or PL/SQL.

3. 3

   Choose uppercase or lowercase keywords and the available indentation width, then review the formatted result.

4. 4

   Click the "Copy" button to instantly save the beautified SQL query to your clipboard.

Overview

About SQL Formatter

SQL (Structured Query Language) is the foundation of database management and data manipulation across backend services, analytics platforms, and enterprise applications. As queries grow in complexity with multiple JOINs, subqueries, conditional logic, and aggregations, unformatted or single-line SQL strings become extremely difficult to read, debug, and maintain. Our Free Online SQL Formatter converts messy, raw, or inline SQL statements into consistently structured code. You can choose Basic SQL, MySQL, PostgreSQL, SQLite, Transact-SQL, or PL/SQL formatting, select upper- or lowercase keywords, and choose the available indentation width. The formatter is a source-formatting utility rather than a database engine or semantic validator. It can report formatter parse errors, but it does not verify table names, schema objects, permissions, data types, or whether a statement will execute successfully on a live database. Formatting runs locally in your browser.

FAQ

Frequently asked questions

Does this SQL Formatter support my specific database dialect?

The tool provides Basic SQL, MySQL, PostgreSQL, SQLite, Transact-SQL, and PL/SQL modes. Dialect-specific extensions can still exceed what the formatter understands, so review unusual vendor syntax and procedural SQL carefully.

Is my SQL query or database schema information sent to a server?

No. SQL formatting and keyword casing are processed locally in your web browser using client-side JavaScript. Your query text does not need to be uploaded to our server for formatting.

Why is formatting SQL queries important?

Consistent indentation and clause layout make long queries easier to review and modify. Formatting improves readability, but it does not validate query semantics or guarantee that a statement will execute successfully.

Can this tool execute my SQL query against a database?

No. This is strictly a code formatting and beautification tool. It cleans up SQL text syntax without connecting to or modifying any live databases.