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4 kyu
Shortest Knight Path
5,333ElDynamite
Completed Languages:
6 kyu
Analyzing the sales by product and date
2,159FArekkusu
Completed Languages:
5 kyu
Calculating with Functions
86,672BattleRattle
Completed Languages:
6 kyu
Present JSON data the SQL way
1,253FArekkusu
Completed Languages:
6 kyu
Mexican Wave
74,494adrian.eyre
Completed Languages:
6 kyu
The Supermarket Queue
54,603mattlub
Completed Languages:
6 kyu
Conditional Count
7,583pmatseykanets
Completed Languages:
4 kyu
Snail
80,047stevenbarragan
Completed Languages:
4 kyu
parseInt() reloaded
18,934BattleRattle
Completed Languages:
6 kyu
SQL Basics: Simple UNION ALL
12,405matt c
Completed Languages:
6 kyu
SQL Basics - Monsters using CASE
11,199PG1
Completed Languages:
6 kyu
SQL Basics: Simple JOIN and RANK
13,702matt c
Completed Languages:
6 kyu
SQL Basics: Simple EXISTS
13,761matt c
Completed Languages:
6 kyu
SQL Basics: Top 10 customers by total payments amount
13,940jhoffner
Completed Languages:
6 kyu
SQL Basics: Simple HAVING
19,911matt c
Completed Languages:
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