SQL Keyword Uppercaser - Format SQL Case

Convert SQL keywords to uppercase while keeping identifiers lowercase. Standard SQL formatting convention. Browser-based, instant.

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Formatted SQL

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Uppercase keywords (SELECT, FROM, WHERE) distinguish them from table and column names, improving readability.

Common SQL keywords: SELECT, FROM, WHERE, JOIN, ORDER BY, GROUP BY, INSERT, UPDATE, DELETE, CREATE, etc.

No. Only SQL keywords are uppercased. Identifiers (tables, columns) remain unchanged.

Yes. All processing happens in your browser. No SQL is uploaded.

Content inside quotes is preserved exactly. Only keywords outside strings are uppercased.

Common ANSI SQL keywords are covered. Dialect-specific keywords may not be recognized.

SQL comments (-- and /* */) are preserved as-is. Keywords in comments aren't changed.

Yes. Subqueries, CTEs, and nested statements are all processed correctly.

Common SQL functions (COUNT, SUM, AVG) are uppercased. Custom functions remain unchanged.

This tool only changes keyword case. For full formatting with indentation, use our SQL Formatter.