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4 kyu
Dealing With Messy Data
1,228danicat
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5 kyu
SQL Basics: Simple PIVOTING data
2,760matt c
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6 kyu
SQL Basics: Simple PIVOTING data WITHOUT CROSSTAB
3,318marko-bekhta
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Relational division: Find all movies two actors cast in together
7,421pmatseykanets
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7 kyu
SQL: Disorder
4,857Voile
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7 kyu
SQL: Concatenating Columns
13,330PG1
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7 kyu
Easy SQL: Cube Root and Natural Log
6,766PG1
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6 kyu
SQL Basics: Top 10 customers by total payments amount
13,260jhoffner
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7 kyu
SQL with Sailor Moon: Thinking about JOINs...
8,033sHale
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7 kyu
SQL with Pokemon: Damage Multipliers
7,296sHale
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6 kyu
SQL Basics: Simple UNION ALL
11,910matt c
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7 kyu
SQL Basics: Maths with String Manipulations
9,091PG1
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8 kyu
SQL Basics: Simple MIN / MAX
20,545matt c
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7 kyu
SQL: Regex Replace
5,500PG1
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Keep Hydrated!
209,985paulrichard
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