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7 kyu
Count all the sheep on farm in the heights of New Zealand
8,216jayyv
Completed Languages:
Beta
SQL Data: Company Data - totals per day
247matt c
Completed Languages:
4 kyu
Calculating Month-Over-Month Percentage Growth Rate
2,449pmatseykanets
Completed Languages:
4 kyu
Dealing With Messy Data
1,296danicat
Completed Languages:
5 kyu
Count Weekdays
1,537pmatseykanets
Completed Languages:
4 kyu
Challenge: Two actors who cast together the most
3,431pmatseykanets
Completed Languages:
6 kyu
SQL Basics: Simple IN
13,242matt c
Completed Languages:
6 kyu
SQL Basics: Simple NULL handling
8,530matt c
Completed Languages:
6 kyu
SQL Basics: Simple UNION ALL
12,462matt c
Completed Languages:
6 kyu
SQL Basics: Simple HAVING
20,012matt c
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
6,052matt c
Completed Languages:
5 kyu
SQL Basics: Simple VIEW
4,120matt c
Completed Languages:
5 kyu
SQL Tuning: Function Calls
1,961danicat
Completed Languages:
6 kyu
SQL Basics: Simple FULL TEXT SEARCH
4,618matt c
Completed Languages:
6 kyu
SQL Basics: Create a FUNCTION (DATES)
3,589matt c
Completed Languages:
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