VIL2checked 47d ago
Databases and SQL: Your First 8 Queries
→ Eight working SQL queries run against a real table, answering real questions about the data
⚠️ Version note. SQL is remarkably stable — these eight queries work across SQLite, PostgreSQL, MySQL and most databases with tiny differences. Tool interfaces vary. Last checked: 25 July 2026.
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Behind this: the full step-by-step, the exercise with a verifiable output, and the downloadable cheatsheet. The first three lessons of every track stay free, always.
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Mark it when you've got the output in hand.