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7 kyu
Count all the sheep on farm in the heights of New Zealand
8,107jayyv
Completed Languages:
Beta
SQL Data: Company Data - totals per day
239matt c
Completed Languages:
4 kyu
Calculating Month-Over-Month Percentage Growth Rate
2,413pmatseykanets
Completed Languages:
4 kyu
Dealing With Messy Data
1,280danicat
Completed Languages:
5 kyu
Count Weekdays
1,516pmatseykanets
Completed Languages:
4 kyu
Challenge: Two actors who cast together the most
3,391pmatseykanets
Completed Languages:
6 kyu
SQL Basics: Simple IN
13,109matt c
Completed Languages:
6 kyu
SQL Basics: Simple NULL handling
8,426matt c
Completed Languages:
6 kyu
SQL Basics: Simple UNION ALL
12,333matt c
Completed Languages:
6 kyu
SQL Basics: Simple HAVING
19,798matt c
Completed Languages:
5 kyu
SQL Statistics: MIN, MEDIAN, MAX
5,977matt c
Completed Languages:
5 kyu
SQL Basics: Simple VIEW
4,077matt c
Completed Languages:
5 kyu
SQL Tuning: Function Calls
1,933danicat
Completed Languages:
6 kyu
SQL Basics: Simple FULL TEXT SEARCH
4,583matt c
Completed Languages:
6 kyu
SQL Basics: Create a FUNCTION (DATES)
3,552matt c
Completed Languages:
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