SQL Formatter
SQL formatting adds consistent line breaks and indentation to make clauses, joins, conditions, and nested queries easier to read.
Quick answer
Format SQL queries into a more readable structure for review and debugging. The core operation is designed for quick browser-based use without an account.
How to use this tool
- Paste a sql query
- Run the formatter
- And review the resulting statement against your target database dialect.
Common errors and things to check
SQL dialects differ in functions and syntax. Formatting does not validate permissions, schema names, query plans, or database-specific semantics.
Common use cases
- Reviewing complex queries
- Cleaning generated SQL
- Preparing SQL for documentation
Privacy and local processing
Core processing for this tool is designed to happen in your browser. The page does not intentionally upload ordinary tool input to a DataToolBase server. Do not paste passwords, private keys, access tokens, personal data, or other sensitive secrets unless you have verified the security requirements for your use case.
Frequently asked questions
Does formatting optimize SQL?
No. Formatting changes presentation; it does not guarantee a faster execution plan.
Does it support every SQL dialect?
The formatter targets common SQL syntax. Review database-specific constructs after formatting.