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SQL Formatter

Beautify, minify and convert SQL keyword case with syntax highlighting.

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SQL 输入

输出

📖 Instructions

SQL Formatter Instructions

Introduction

Beautify, minify and convert SQL keyword case with syntax highlighting, making complex SQL statements easy to read.

How to Use

Paste your SQL into the input box

Click "Beautify" to format (auto-indent), or "Minify" to remove extra whitespace

Choose keyword case (UPPERCASE / lowercase / keep as-is)

Copy or download the formatted result

Notes

Supports common SQL statements: SELECT, INSERT, UPDATE, DELETE

Formatting only improves layout; it never changes the SQL semantics

❓ FAQ

Is my SQL uploaded to a server?

No. All processing happens locally in your browser; your SQL never leaves your device.

Does formatting change the SQL semantics?

No. Formatting only adjusts indentation, line breaks and case; it never changes the execution logic.

Which databases are supported?

SQL syntax for major databases: MySQL, PostgreSQL, SQLite, SQL Server and more.

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Big Tech Starts Checking Code Standards, SQL Formatting Becomes a New Necessity

Big tech companies are cracking down on code standards, and SQL formatting has gone from "optional" to "essential." In team collaboration, poorly formatted SQL severely impacts review efficiency and troubleshooting, and some companies have even incorporated it into SQL review platforms and performance evaluations. One-click formatting tools can unify keyword casing, indentation, and line breaks, making complex query structures clear, reducing communication costs, and cutting down on production incidents. Developing a formatting habit is both adapting to industry trends and a shortcut to improving your personal code quality.

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