Ad
6 kyu
SQL Basics: Simple JOIN and RANK
13,172matt c
Completed Languages:
7 kyu
Sum of odd numbers
164,744hhelwich
Completed Languages:
5 kyu
Count IP Addresses
28,432xDranik
Completed Languages:
5 kyu
SQL Basics: Simple Hierarchical structure
2,818matt c
Completed Languages:
5 kyu
SQL Basics: Simple VIEW
3,980matt c
Completed Languages:
5 kyu
SQL Tuning: Function Calls
1,878danicat
Completed Languages:
3 kyu
Challenge: Transpose two-dimensional arrays
912pmatseykanets
Completed Languages:
4 kyu
Dealing With Messy Data
1,240danicat
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
5,824matt c
Completed Languages:
5 kyu
SQLonacci sequence
1,412marko-bekhta
Completed Languages:
7 kyu
Power of two
24,883yuriy.tsemashko
Completed Languages:
8 kyu
Opposite number
345,496sergioet
Completed Languages:
8 kyu
Abbreviate a Two Word Name
176,612samjam48
Completed Languages:
8 kyu
Return the day
25,024haithhawk
Completed Languages:
8 kyu
Total amount of points
109,863petrosernivka
Completed Languages:
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