SQL Quiz Book · Advanced
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On top of everything that is free
- Model answers, detailed explanations, and visualizations for 31 paid sets (155 questions)
- Paid sets added in the future
- Readable for as long as your subscription is active
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On top of everything that is free
- Model answers, detailed explanations, and visualizations for 31 paid sets (155 questions)
- Paid sets added in the future
- Readable for good, with no further payment
Not a subscription. Nothing renews and nothing is charged again.
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67 sets / 335 questions
- Every problem, prerequisite, and expected output
- Model answers, explanations, and visualizations for 67 free sets (335 questions)
- Learning records and cross-device sync
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