Ad
7 kyu
SQL Basics: Simple GROUP BY
22,236matt c
Completed Languages:
7 kyu
Maximum Multiple
30,921MrZizoScream
Completed Languages:
7 kyu
SQL Basics: Repeat and Reverse
10,575PG1
Completed Languages:
5 kyu
SQL Tuning: Function Calls
1,879danicat
Completed Languages:
7 kyu
SQL Basics: Simple JOIN with COUNT
19,759matt c
Completed Languages:
7 kyu
SQL Basics: Create a FUNCTION
6,517matt c
Completed Languages:
5 kyu
Calculating Running Total
4,588pmatseykanets
Completed Languages:
5 kyu
Relational division: Find all movies two actors cast in together
7,500pmatseykanets
Completed Languages:
5 kyu
SQL Basics: Simple PIVOTING data
2,787matt c
Completed Languages:
5 kyu
SQL Basics: Group By Day
7,346jhoffner
Completed Languages:
5 kyu
Count IP Addresses
28,499xDranik
Completed Languages:
3 kyu
Challenge: Transpose two-dimensional arrays
913pmatseykanets
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
5,825matt c
Completed Languages:
6 kyu
SQL Basics: Simple IN
12,750matt c
Completed Languages:
6 kyu
SQL Basics: Simple UNION ALL
12,010matt c
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