// handy tools · free in your browser
No signup, no backend round-trips — format, convert, and generate right on this page.
// TOOLS TO LEVEL UP YOUR SQL
Beautify messy SQL into clean, readable queries instantly.
Turn pasted CSV data into ready-to-run INSERT statements.
Convert JSON arrays to SQL and SQL results back to JSON.
See how INNER, LEFT, RIGHT, FULL & CROSS joins differ.
Generate UUIDs and dummy rows for seeding test tables.
Convert between epoch time and human-readable dates.
Mask sensitive data like emails, phones, SSNs, and credit cards.
Map column types across MySQL, Postgres, SQL Server & Oracle.
Test SQL LIKE wildcards against sample strings instantly.
Strip comments and whitespace to compress a query.
Switch SQL keywords between UPPERCASE and lowercase.