Ad
8 kyu
Square(n) Sum
283,053jhoffner
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
5,824matt c
Completed Languages:
5 kyu
Calculating Running Total
4,588pmatseykanets
Completed Languages:
5 kyu
SQL Tuning: Function Calls
1,878danicat
Completed Languages:
6 kyu
SQL Basics: Simple EXISTS
13,322matt c
Completed Languages:
5 kyu
Using LATERAL JOIN To Get Top N per Group
1,988pmatseykanets
Completed Languages:
5 kyu
Relational division: Find all movies two actors cast in together
7,495pmatseykanets
Completed Languages:
7 kyu
Easy SQL: Counting and Grouping
15,191PG1
Completed Languages:
7 kyu
BASICS: Length based SELECT with LIKE
10,264baaart
Completed Languages:
6 kyu
SQL Basics - Monsters using CASE
10,824PG1
Completed Languages:
7 kyu
GROCERY STORE: Logistic Optimisation
6,077baaart
Completed Languages:
7 kyu
GROCERY STORE: Inventory
10,477baaart
Completed Languages:
7 kyu
SQL with Harry Potter: Sorting Hat Comparators
9,167sHale
Completed Languages:
8 kyu
SQL Basics: Simple SUM
21,004matt c
Completed Languages:
7 kyu
SQL with Pokemon: Damage Multipliers
7,368sHale
Completed Languages:
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