Ad
7 kyu
SQL: Regex Replace
5,486PG1
Completed Languages:
6 kyu
SQL Basics: Simple NULL handling
8,054matt c
Completed Languages:
6 kyu
SQL Bug Fixing: Fix the QUERY - Totaling
8,682matt c
Completed Languages:
6 kyu
Conditional Count
7,178pmatseykanets
Completed Languages:
5 kyu
SQL Basics: Group By Day
7,279jhoffner
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
5,758matt c
Completed Languages:
7 kyu
SQL Basics: Simple JOIN with COUNT
19,449matt c
Completed Languages:
6 kyu
SQL Basics: Simple WITH
8,768matt c
Completed Languages:
6 kyu
SQL Basics: Simple PIVOTING data WITHOUT CROSSTAB
3,304marko-bekhta
Completed Languages:
6 kyu
SQL Basics: Simple JOIN and RANK
12,989matt c
Completed Languages:
7 kyu
SQL Basics: Simple JOIN
21,469jhoffner
Completed Languages:
6 kyu
SQL Basics: Top 10 customers by total payments amount
13,223jhoffner
Completed Languages:
6 kyu
SQL Basics: Simple table totaling.
9,961matt c
Completed Languages:
8 kyu
Multiply
5,528,533
Completed Languages: