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6 kyu
SQL Basics: Top 10 customers by total payments amount
13,947jhoffner
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6 kyu
SQL Basics: Simple EXISTS
13,764matt c
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SQL Basics: Simple IN
13,183matt c
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7 kyu
SQL: Disorder
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SQL Basics: Up and Down
8,389PG1
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SQL Basics: Simple GROUP BY
22,977matt c
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7 kyu
Easy SQL: Counting and Grouping
15,785PG1
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7 kyu
GROCERY STORE: Logistic Optimisation
6,249baaart
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7 kyu
SQL: Padding Encryption
4,009PG1
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7 kyu
SQL with Street Fighter: Total Wins
9,086sHale
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7 kyu
SQL Basics: Create a FUNCTION
6,694matt c
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7 kyu
SQL Basics: Simple JOIN
22,651jhoffner
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8 kyu
SQL Basics: Simple SUM
21,986matt c
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SQL Basics: Simple DISTINCT
23,112matt c
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SQL Basics: Simple HAVING
19,919matt c
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