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7 kyu
SQL easy regex extraction
2,873Javatlacati
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5 kyu
Using Window Functions To Get Top N per Group
2,986pmatseykanets
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5 kyu
SQL Basics: Group By Day
7,594jhoffner
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6 kyu
SQL Basics: Simple NULL handling
8,479matt c
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6 kyu
SQL Basics: Top 10 customers by total payments amount
13,940jhoffner
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6 kyu
SQL Basics: Simple table totaling.
10,538matt c
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8 kyu
Century From Year
220,375MrZizoScream
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7 kyu
SQL Basics - Trimming the Field
7,916PG1
Completed Languages:
6 kyu
SQL Bug Fixing: Fix the QUERY - Totaling
9,110matt c
Completed Languages:
7 kyu
Are the numbers in order?
30,690donaldsebleung
Completed Languages:
7 kyu
Vowel Count
438,684jayeshcp
Completed Languages:
6 kyu
Decode the Morse code
121,708jolaf
Completed Languages:
6 kyu
Integers: Recreation Two
970g964
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8 kyu
Calculate average
177,766wichu
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7 kyu
Convert a linked list to a string
8,853donaldsebleung
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