VyomaStack

SQL Formatter

Beautify and minify SQL instantly, then explain it with AI. Performance notes and improvement suggestions for MySQL, PostgreSQL, T-SQL, Spark SQL, and more.

SQL Formatter & Beautifier
Format or minify SQL instantly. Runs 100% in your browser — nothing is sent to a server.
How it works

Format — beautifies SQL with proper indentation, line breaks, and uppercase keywords.

Minify — compresses SQL into a single line for storage or transmission.

Format runs locally in your browser. AI Explain sends your query to our AI for analysis (optional).

AI SQL Explain
Plain-English explanation, performance notes, and improvements. Works instantly — AI-enhanced when available.

Related tools

FAQ(click to expand)
What is a SQL formatter?
A SQL formatter (also called a SQL beautifier or prettifier) takes unreadable, minified SQL and reformats it with proper indentation, line breaks, and keyword casing so it's easier to read and debug.
What SQL dialects are supported?
MySQL, PostgreSQL, MariaDB, SQL Server (T-SQL), Spark SQL, Redshift, BigQuery, SQLite, PL/SQL, and standard SQL.
Is this SQL formatter free?
Yes. VyomaStack SQL Formatter is completely free with no signup, no limits, and no watermarks.
Is my SQL sent to a server?
No. All formatting runs entirely in your browser. Your queries never leave your device — ideal for sensitive production SQL.
Can I minify SQL as well as format it?
Yes. Use the Minify button to compress SQL into a single line for storage, logging, or transmission.
How do I format a PostgreSQL query online?
Paste your query, select PostgreSQL from the dialect dropdown, and click Format. The output will use PostgreSQL-compatible keyword handling.
Can AI explain my SQL query?
Yes. Click 'Explain SQL with AI' to get a step-by-step breakdown, performance notes, and improvement suggestions powered by AI.
Does this work on mobile?
Yes. The formatter is fully responsive and works on phones, tablets, and desktops.