Ad
6 kyu
SQL Basics: Simple JOIN and RANK
13,125matt c
Completed Languages:
7 kyu
Sum of odd numbers
164,063hhelwich
Completed Languages:
5 kyu
Count IP Addresses
28,256xDranik
Completed Languages:
5 kyu
SQL Basics: Simple Hierarchical structure
2,808matt c
Completed Languages:
5 kyu
SQL Basics: Simple VIEW
3,970matt c
Completed Languages:
5 kyu
SQL Tuning: Function Calls
1,872danicat
Completed Languages:
3 kyu
Challenge: Transpose two-dimensional arrays
911pmatseykanets
Completed Languages:
4 kyu
Dealing With Messy Data
1,236danicat
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
5,813matt c
Completed Languages:
5 kyu
SQLonacci sequence
1,411marko-bekhta
Completed Languages:
7 kyu
Power of two
24,794yuriy.tsemashko
Completed Languages:
8 kyu
Opposite number
343,953sergioet
Completed Languages:
8 kyu
Abbreviate a Two Word Name
175,522samjam48
Completed Languages:
8 kyu
Return the day
24,889haithhawk
Completed Languages:
8 kyu
Total amount of points
109,265petrosernivka
Completed Languages:
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