Lesson 1 of 3 · 9 min

SELECT & filtering

SELECT picks columns, FROM picks the table, WHERE filters rows: SELECT name FROM students WHERE grade > 80.

Combine conditions with AND / OR, and sort results with ORDER BY.

Practice

Write a query that finds all products under €20 sorted by price.

Optional resources

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Explore guided SQL exercises alongside your queries.

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Test small SQL examples using fictional sample data.

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