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Retired
Numerical Palindrome #1
3,545kkavita92
Completed Languages:
5 kyu
SQL Tuning: Function Calls
1,853danicat
Completed Languages:
4 kyu
Calculating Month-Over-Month Percentage Growth Rate
2,306pmatseykanets
Completed Languages:
5 kyu
Using LATERAL JOIN To Get Top N per Group
1,963pmatseykanets
Completed Languages:
5 kyu
SQL Basics: Group By Day
7,279jhoffner
Completed Languages:
7 kyu
Easy SQL: Counting and Grouping
14,971PG1
Completed Languages:
7 kyu
SQL: Right and Left
7,283PG1
Completed Languages:
3 kyu
Challenge: Transpose two-dimensional arrays
906pmatseykanets
Completed Languages:
6 kyu
Analyzing the sales by product and date
2,086FArekkusu
Completed Languages:
6 kyu
Calculating Batting Average
5,407AdamRFSwayze
Completed Languages:
6 kyu
SQL Basics: Simple PIVOTING data WITHOUT CROSSTAB
3,303marko-bekhta
Completed Languages:
6 kyu
SQL Basics: Simple IN
12,601matt c
Completed Languages:
6 kyu
SELECT prime numbers
2,510sq6jnx
Completed Languages:
6 kyu
Conditional Count
7,175pmatseykanets
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
5,758matt c
Completed Languages:
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