Ad
6 kyu
SQL Basics: Simple JOIN and RANK
13,128matt c
Completed Languages:
7 kyu
Sum of odd numbers
164,218hhelwich
Completed Languages:
5 kyu
Count IP Addresses
28,288xDranik
Completed Languages:
5 kyu
SQL Basics: Simple Hierarchical structure
2,812matt c
Completed Languages:
5 kyu
SQL Basics: Simple VIEW
3,973matt c
Completed Languages:
5 kyu
SQL Tuning: Function Calls
1,874danicat
Completed Languages:
3 kyu
Challenge: Transpose two-dimensional arrays
911pmatseykanets
Completed Languages:
4 kyu
Dealing With Messy Data
1,238danicat
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
5,814matt c
Completed Languages:
5 kyu
SQLonacci sequence
1,411marko-bekhta
Completed Languages:
7 kyu
Power of two
24,806yuriy.tsemashko
Completed Languages:
8 kyu
Opposite number
344,283sergioet
Completed Languages:
8 kyu
Abbreviate a Two Word Name
175,726samjam48
Completed Languages:
8 kyu
Return the day
24,912haithhawk
Completed Languages:
8 kyu
Total amount of points
109,406petrosernivka
Completed Languages:
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