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8 kyu
Classic Hello World
19,331Javatlacati
Completed Languages:
7 kyu
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865jhoffner
Completed Languages:
6 kyu
SQL Basics: Simple IN
12,860matt c
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6 kyu
SQL Basics: Simple JOIN and RANK
13,309matt c
Completed Languages:
6 kyu
SQL Basics: Top 10 customers by total payments amount
13,532jhoffner
Completed Languages:
8 kyu
SQL Basics: Simple SUM
21,263matt c
Completed Languages:
8 kyu
1. Find all active students
14,509raymartxx
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6 kyu
SQL Bug Fixing: Fix the QUERY - Totaling
8,885matt c
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6 kyu
SQL Basics: Simple UNION ALL
12,122matt c
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
5,870matt c
Completed Languages:
6 kyu
SQL Bug Fixing: Fix the JOIN
9,213matt c
Completed Languages:
5 kyu
SQL Basics: Group By Day
7,424jhoffner
Completed Languages:
5 kyu
Relational division: Find all movies two actors cast in together
7,580pmatseykanets
Completed Languages:
6 kyu
SQL Basics: Simple WITH
8,982matt c
Completed Languages:
6 kyu
SQL Basics: Simple NULL handling
8,239matt c
Completed Languages:
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