Ad
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
6,450matt c
Completed Languages:
7 kyu
Hello SQL World!
10,869Javatlacati
Completed Languages:
7 kyu
SQL Basics: Simple JOIN with COUNT
21,560matt c
Completed Languages:
8 kyu
Sum without highest and lowest number
120,236user5036852
Completed Languages:
Retired
Switch case practicing
156callmejije
Completed Languages:
6 kyu
SQL Basics: Simple EXISTS
14,625matt c
Completed Languages:
6 kyu
SQL Basics: Simple HAVING
20,903matt c
Completed Languages:
8 kyu
Convert a string to an array
173,991samjam48
Completed Languages:
8 kyu
Remove First and Last Character
341,712Steadyx
Completed Languages:
7 kyu
Exclamation marks series #3: Remove all exclamation marks from sentence except at the end
3,404myjinxin2015
Completed Languages:
8 kyu
Exclamation marks series #2: Remove all exclamation marks from the end of sentence
19,666myjinxin2015
Completed Languages:
7 kyu
SQL Basics: Simple JOIN
23,806jhoffner
Completed Languages:
7 kyu
SQL Basics: Simple GROUP BY
24,073matt c
Completed Languages:
8 kyu
SQL Basics: Simple MIN / MAX
23,186matt c
Completed Languages:
8 kyu
SQL Basics: Simple DISTINCT
24,569matt c
Completed Languages:
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