Ad
6 kyu
Find the odd int
314,634rbuckley
Completed Languages:
6 kyu
Decode the Morse code
122,085jolaf
Completed Languages:
6 kyu
Multiples of 3 or 5
451,200jhoffner
Completed Languages:
6 kyu
Persistent Bugger.
208,604joh_pot
Completed Languages:
4 kyu
Challenge: Two actors who cast together the most
3,420pmatseykanets
Completed Languages:
5 kyu
SQL Basics: Group By Day
7,607jhoffner
Completed Languages:
5 kyu
SQL Basics: Simple PIVOTING data
2,888matt c
Completed Languages:
5 kyu
Calculating Running Total
4,779pmatseykanets
Completed Languages:
5 kyu
SQL Tuning: Function Calls
1,954danicat
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
6,036matt c
Completed Languages:
5 kyu
Using Window Functions To Get Top N per Group
2,996pmatseykanets
Completed Languages:
4 kyu
Dealing With Messy Data
1,292danicat
Completed Languages:
5 kyu
SQLonacci sequence
1,464marko-bekhta
Completed Languages:
5 kyu
Count Weekdays
1,531pmatseykanets
Completed Languages:
8 kyu
SQL Basics: Simple DISTINCT
23,168matt c
Completed Languages:
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