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7 kyu
Count all the sheep on farm in the heights of New Zealand
7,576jayyv
Completed Languages:
Beta
SQL Data: Company Data - totals per day
225matt c
Completed Languages:
4 kyu
Calculating Month-Over-Month Percentage Growth Rate
2,337pmatseykanets
Completed Languages:
4 kyu
Dealing With Messy Data
1,239danicat
Completed Languages:
5 kyu
Count Weekdays
1,459pmatseykanets
Completed Languages:
4 kyu
Challenge: Two actors who cast together the most
3,276pmatseykanets
Completed Languages:
6 kyu
SQL Basics: Simple IN
12,742matt c
Completed Languages:
6 kyu
SQL Basics: Simple NULL handling
8,150matt c
Completed Languages:
6 kyu
SQL Basics: Simple UNION ALL
12,002matt c
Completed Languages:
6 kyu
SQL Basics: Simple HAVING
19,233matt c
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
5,822matt c
Completed Languages:
5 kyu
SQL Basics: Simple VIEW
3,978matt c
Completed Languages:
5 kyu
SQL Tuning: Function Calls
1,877danicat
Completed Languages:
6 kyu
SQL Basics: Simple FULL TEXT SEARCH
4,476matt c
Completed Languages:
6 kyu
SQL Basics: Create a FUNCTION (DATES)
3,463matt c
Completed Languages:
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