DevToolbox

SQL Formatter

Beautify and indent SQL queries for better readability. Supports SELECT, INSERT, UPDATE, DELETE, and DDL statements.

Where this formatter helps

Readable SQL reduces review time and helps catch logic errors before they reach production.

Clean up ad-hoc queries

Format messy one-line queries from logs or chat messages into readable multi-line SQL before running them.

Prepare code reviews

Beautify SQL in migration files or stored procedures so reviewers can quickly understand the query structure.

Debug complex joins

Format long queries with multiple joins to visualize the table relationships and filter conditions clearly.

Frequently asked questions

Short answers to the questions people usually have before using the tool.

Which SQL dialects does this formatter support?+

The formatter works with standard SQL syntax that is common across MySQL, PostgreSQL, SQLite, and SQL Server. Dialect-specific extensions may not be formatted perfectly.

Does it modify my query logic?+

No. The formatter only changes whitespace, indentation, and keyword casing. Your query logic and results remain exactly the same.

Can I format CREATE TABLE or INSERT statements?+

Yes. The formatter handles DDL and DML statements including CREATE, INSERT, UPDATE, and DELETE in addition to SELECT queries.

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