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5 kyu
SQL Tuning: Function Calls
1,872danicat
Completed Languages:
5 kyu
Using Window Functions To Get Top N per Group
2,842pmatseykanets
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
5,813matt c
Completed Languages:
5 kyu
Calculating Running Total
4,570pmatseykanets
Completed Languages:
5 kyu
SQL Basics: Group By Day
7,330jhoffner
Completed Languages:
5 kyu
Relational division: Find all movies two actors cast in together
7,472pmatseykanets
Completed Languages:
5 kyu
Count IP Addresses
28,257xDranik
Completed Languages:
6 kyu
SQL Basics: Simple IN
12,701matt c
Completed Languages:
6 kyu
SQL Basics: Simple table totaling.
10,063matt c
Completed Languages:
6 kyu
SQL Basics: Simple UNION ALL
11,975matt c
Completed Languages:
6 kyu
SQL Basics - Monsters using CASE
10,798PG1
Completed Languages:
6 kyu
SQL Basics: Simple EXISTS
13,284matt c
Completed Languages:
6 kyu
SQL Basics: Simple JOIN and RANK
13,126matt c
Completed Languages:
6 kyu
SQL Basics: Top 10 customers by total payments amount
13,361jhoffner
Completed Languages:
6 kyu
SQL Basics: Simple HAVING
19,170matt c
Completed Languages:
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