SQL articles
Guides and tutorials for SQL. Learn the formulas and techniques that professionals actually use.
SQL JOINs explained
INNER, LEFT, RIGHT, FULL OUTER — every JOIN type with clear examples and when to use each one.
SQL window functions
Window functions let you calculate across related rows without collapsing them. Essential for rankings, running totals, and comparisons.
Best AI SQL query generators
If you need to generate SQL from plain English, the best tool depends on whether you need quick syntax, dialect support, spreadsheet workflows, or safer explanations.
The Formula Genius blog covers tutorials, how-to guides, and best practices for Excel, Google Sheets, SQL, and regex. Every technique is explained with real-world examples you can use right away.
Need a specific formula?
Describe what you need in plain English. Formula Genius generates and explains a formula draft, with checks for supported formulas.