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SQL - CodeSignal coursesDistribution 50

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SQL - CodeSignal coursesDistribution 50

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SQL - CodeSignal scholarshipsDistribution 44

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SQL - CodeSignal tableSecurity 52

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SQL - CodeSignal top5AverageGrade 59

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SQL - CodeSignal officeBranches 53

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SQL - CodeSignal restaurantInfo 54

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SQL - CodeSignal typeInheritance 82

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SQL - CodeSignal userCountries 45

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SQL - CodeSignal studentsInClubs 55

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SQL - CodeSignal orderOfSuccession 32

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