Ad
8 kyu
Classic Hello World
18,204Javatlacati
Completed Languages:
7 kyu
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849jhoffner
Completed Languages:
6 kyu
SQL Basics: Simple IN
12,638matt c
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6 kyu
SQL Basics: Simple JOIN and RANK
13,030matt c
Completed Languages:
6 kyu
SQL Basics: Top 10 customers by total payments amount
13,257jhoffner
Completed Languages:
8 kyu
SQL Basics: Simple SUM
20,706matt c
Completed Languages:
8 kyu
1. Find all active students
14,241raymartxx
Completed Languages:
6 kyu
SQL Bug Fixing: Fix the QUERY - Totaling
8,706matt c
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6 kyu
SQL Basics: Simple UNION ALL
11,907matt c
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
5,774matt c
Completed Languages:
6 kyu
SQL Bug Fixing: Fix the JOIN
9,042matt c
Completed Languages:
5 kyu
SQL Basics: Group By Day
7,296jhoffner
Completed Languages:
5 kyu
Relational division: Find all movies two actors cast in together
7,421pmatseykanets
Completed Languages:
6 kyu
SQL Basics: Simple WITH
8,802matt c
Completed Languages:
6 kyu
SQL Basics: Simple NULL handling
8,072matt c
Completed Languages:
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