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SQL

SQL Formatter & Prettifier

100% In-Browser Execution · Zero External Calls · Private & Secure

sql

SQL Formatter & Prettifier

Sample SQL:
Indent:
Raw SQL Input
sql
Ln 1, Col 11 lineUTF-8
300 B
Ready
Prettified SQL Output
Output14 lines • 314 chars (314 B)
SELECT
  u.id,
  u.name,
  u.email,
  count(o.id) AS total_orders,
  sum(o.total_amount) AS lifetime_value
FROM users u
LEFT
JOIN orders o ON u.id = o.user_id
WHERE u.created_at >= '2025-01-01' AND u.status = 'active'
GROUP BY u.id, u.name, u.email
HAVING count(o.id) > 2
  ORDER BY lifetime_value DESC
  LIMIT 50;
Minified Single-Line SQL

select u.id, u.name, u.email, count(o.id) as total_orders, sum(o.total_amount) as lifetime_value from users u left join orders o on u.id = o.user_id where u.created_at >= '2025-01-01' and u.status = 'active' group by u.id, u.name, u.email having count(o.id) > 2 order by lifetime_value desc limit 50;

SQL Query Metrics
Raw Character Length300
Formatted Lines14
Minified Length300
Space Savings (Minified)0%

Quick Guide

HOW TO USE
SQL FORMATTER & PRETTIFIER

Simple 4-step workflow

1

Input your data

Paste or type your input directly into the SQL Formatter & Prettifier workspace.

2

Configure parameters & options

Adjust formatting, encoding mode, schema settings, or options in real time.

3

Inspect live result

Review the instant, zero-latency computation generated entirely in browser memory.

4

Copy or export output

Use the one-click copy button to copy the transformed output to your clipboard.

Specification

WHAT IS
SQL FORMATTER & PRETTIFIER?

100% Client-Side
Zero Latency
Zero Data Logs

SQL Formatter & Prettifier reorganizes messy, single-line, or minified SQL statements into structured, easy-to-read database queries. It supports automatic keyword uppercase transformations (SELECT, FROM, WHERE, JOIN), custom indentation spacing, and single-line query minification.

When to use it

  • →Beautifying raw SQL logged by ORMs (Prisma, Drizzle, Hibernate, Sequelize)
  • →Formatting complex JOINs, subqueries, and window functions for code reviews
  • →Minifying SQL queries to embed in configuration files or code strings
  • →Standardizing SQL style guidelines across a development team

Key Features

  • ·Uppercase SQL keywords option for SELECT, FROM, JOIN, WHERE, HAVING, etc.
  • ·Configurable indent sizes (2 spaces or 4 spaces)
  • ·Instant minification mode to compress queries into one line
  • ·Real-time processing with zero latency and no server uploads
  • ·Works with MySQL, PostgreSQL, SQLite, MS SQL Server, and Oracle queries
Developer TipPaste raw SQL generated by your backend ORM query logger to inspect joins and conditions clearly!

Privacy & Security Guarantee

WHY IN-BROWSER PROCESSING MATTERS FOR DEVELOPERS

Many online formatters and decoders send your code, JSON payloads, auth tokens, and database schemas to backend servers where they can be cached, logged, or intercepted. ToolBox4Devs guarantees that all processing for SQL Formatter & Prettifier runs entirely in your browser's JavaScript V8 engine.

Zero Server Roundtrips
Zero Telemetry Logs
PWA Offline Compatible

Frequently Asked

QUESTIONS &
ANSWERS

Indexed for search engines and AI assistants

What is SQL Formatter & Prettifier?→

SQL Formatter & Prettifier reorganizes messy, single-line, or minified SQL statements into structured, easy-to-read database queries. It supports automatic keyword uppercase transformations (SELECT, FROM, WHERE, JOIN), custom indentation spacing, and single-line query minification.

Is SQL Formatter & Prettifier private and safe for sensitive data?→

Yes. Like all tools on ToolBox4Devs, SQL Formatter & Prettifier runs 100% client-side inside your browser JavaScript runtime. No input data, API keys, JSON payloads, passwords, or secrets are ever sent to any server or external API.

How does SQL Formatter & Prettifier work?→

All computations and transformations execute synchronously within your local browser environment using standard Web APIs, Web Crypto, and JavaScript. You can verify this by checking the DevTools Network tab while using the tool.

Is SQL Formatter & Prettifier free to use?→

Yes, SQL Formatter & Prettifier is 100% free with no registration, no daily usage limits, and no advertising.

Can I use SQL Formatter & Prettifier offline?→

Yes. ToolBox4Devs is an installable Progressive Web App (PWA). Once cached in your browser, all utilities run completely offline without an internet connection.

What are common use cases for SQL Formatter & Prettifier?→

Popular scenarios include: Beautifying raw SQL logged by ORMs (Prisma, Drizzle, Hibernate, Sequelize). Formatting complex JOINs, subqueries, and window functions for code reviews. Minifying SQL queries to embed in configuration files or code strings. Standardizing SQL style guidelines across a development team.

What features are included in SQL Formatter & Prettifier?→

Key capabilities include: Uppercase SQL keywords option for SELECT, FROM, JOIN, WHERE, HAVING, etc., Configurable indent sizes (2 spaces or 4 spaces), Instant minification mode to compress queries into one line, Real-time processing with zero latency and no server uploads, Works with MySQL, PostgreSQL, SQLite, MS SQL Server, and Oracle queries.

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