Ad
5 kyu
Relational division: Find all movies two actors cast in together
7,559pmatseykanets
Completed Languages:
7 kyu
SQL Basics: Simple JOIN with COUNT
19,907matt c
Completed Languages:
6 kyu
SQL Basics: Simple HAVING
19,379matt c
Completed Languages:
6 kyu
SQL Basics: Simple UNION ALL
12,105matt c
Completed Languages:
6 kyu
SQL Basics - Monsters using CASE
10,915PG1
Completed Languages:
7 kyu
SQL Basics: Up and Down
8,130PG1
Completed Languages:
6 kyu
SQL Basics: Top 10 customers by total payments amount
13,505jhoffner
Completed Languages:
6 kyu
SQL Basics: Simple NULL handling
8,221matt c
Completed Languages:
7 kyu
Easy SQL: Counting and Grouping
15,312PG1
Completed Languages:
8 kyu
Multiply
5,536,981
Completed Languages: