Formatting Options
SQL Style Guide & Best Practices
Formatting Conventions
- Use UPPERCASE for SQL keywords
- Indent nested queries and clauses
- One column per line in SELECT
- Align JOIN conditions
- Add comments for complex logic
Readability Tips
- Use meaningful table aliases
- Break long queries into CTEs
- Add blank lines between sections
- Avoid SELECT * in production
- Comment non-obvious WHERE clauses
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Frequently Asked Questions
Common questions about the SQL Formatter
This formatter supports major SQL dialects including MySQL, PostgreSQL, SQL Server (T-SQL), Oracle (PL/SQL), SQLite, and standard ANSI SQL. Each dialect has specific syntax for functions, data types, and features that the formatter handles correctly.
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