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6 kyu
SQL Basics: Simple HAVING
19,429matt c
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SQL Basics: Simple GROUP BY
22,441matt c
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8 kyu
1. Find all active students
14,525raymartxx
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8 kyu
SQL Basics: Simple MIN / MAX
21,103matt c
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SQL Basics: Simple SUM
21,293matt c
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SQL Basics: Simple WHERE and ORDER BY
26,132matt c
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