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5 kyu
SQL Basics: Group By Day
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Relational division: Find all movies two actors cast in together
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Count Odd Numbers below n
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SQL Basics: Simple UNION ALL
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SQL Statistics: MIN, MEDIAN, MAX
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SQL Basics: Simple IN
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SQL Basics: Simple EXISTS
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SQL Basics: Simple HAVING
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8 kyu
Easy SQL: Square Root and Log
9,419PG1
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Easy SQL: Convert to Hexadecimal
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Easy SQL: Rounding Decimals
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Easy SQL: LowerCase
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Register for the Party (SQL for Beginners #3)
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SQL Basics: Mod
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