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SQL Basics: Top 10 customers by total payments amount
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SQL Bug Fixing: Fix the QUERY - Totaling
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SQL Basics: Simple NULL handling
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SQL Basics: Simple WITH
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SQL Basics: Simple JOIN and RANK
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SQL Bug Fixing: Fix the JOIN
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SQL Basics: Simple IN
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SQL Basics - Monsters using CASE
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Conditional Count
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SQL with Harry Potter: Sorting Hat Comparators
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SQL Basics: Simple HAVING
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SQL Basics: Simple EXISTS
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SQL Basics: Group By Day
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SQL with Pokemon: Damage Multipliers
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