online SQL formatter
Beautify and format SQL statements
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Quick start: SQL Formatter in 3 steps
- Paste or type your input into the SQL Formatter input area on this page
- Review the formatted, decoded, or validated output instantly in the browser
- Copy the result or open a related tool (Diff, Encoder, etc.) from the links below
About SQL Formatter
The SQL Formatter is an online SQL statement processing tool for database developers, operators and data analysts. SQL is the standard query language for relational databases. In daily work, compressed single-line SQL and disorganized handwritten SQL are common. Without proper indentation, line breaks and standardized capitalization for keywords, such statements are hard to read and troubleshoot. This tool runs in browsers without database clients or code editors. Its core functions include SQL formatting, basic syntax validation, code compression and keyword case conversion. It supports syntax of mainstream databases such as MySQL, Oracle, PostgreSQL and SQL Server. It automatically adds indents and line breaks according to industry standards, distinguishes keywords, table names, fields and functions, and clarifies the hierarchy of complex join queries, subqueries and stored procedures. It also detects obvious syntax errors and can re-compress formatted SQL into a single line for code embedding and log viewing.
How SQL Formatter works
Disordered SQL format is a common problem in database-related work. Most SQL from logs, embedded code and third-party tools is compressed into a single line. Complex queries with hundreds of characters are extremely difficult to read and analyze manually.
Traditional SQL formatting has many limitations. It relies on local database clients and editor plugins which require pre-configuration and cause frequent tool switching. Different plugins and clients apply inconsistent formatting rules, making it hard to unify team code styles. Manual indentation and line breaks are time-consuming and error-prone. It is also inefficient to troubleshoot syntax and logic errors in complex multi-table joins and nested subqueries manually.
Why use SQL Formatter on WoDeTool
WoDeTool bundles SQL Formatter with 50+ related utilities, smart clipboard detection, and one-click tool pipelines — so you can format JSON, decode JWT, and diff payloads without switching tabs or installing CLI tools.
Use Smart Clipboard on the home page to auto-detect pasted JSON, Base64, or JWT and jump to SQL Formatter. Save a tool pipeline to chain SQL Formatter with related utilities. Read our guides for real-world workflows.
Common use cases
- •Database Development & Debugging: Developers format handwritten SQL and single-line SQL from logs to sort out query logic and troubleshoot execution errors.
- •Code Review: Unify SQL code format during team Code Review for better reading and evaluation of database queries.
- •Report Development: Beautify long SQL statements during data analysis and report development for convenient modification and logic verification.
Frequently asked questions
- Is SQL Formatter free to use?
- Yes. SQL Formatter on WoDeTool is completely free with no sign-up required. Open the page and start using it immediately.
- Can I use SQL Formatter for database development & debugging?
- Developers format handwritten SQL and single-line SQL from logs to sort out query logic and troubleshoot execution errors.
- Can I use SQL Formatter for code review?
- Unify SQL code format during team Code Review for better reading and evaluation of database queries.
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