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7 kyu
SQL easy regex extraction
2,749Javatlacati
Regular Expressions
Fundamentals
Data Science
7 kyu
SQL with LOTR: Elven Wildcards
9,453sHale
Fundamentals
SQL
Databases
Data Science
7 kyu
SQL with Street Fighter: Total Wins
8,751sHale
Fundamentals
SQL
Databases
Data Science
7 kyu
SQL with Harry Potter: Sorting Hat Comparators
9,163sHale
Fundamentals
SQL
Databases
Data Science
7 kyu
SQL with Pokemon: Damage Multipliers
7,368sHale
Fundamentals
SQL
Databases
Data Science
7 kyu
SQL: Disorder
4,893Voile
Fundamentals
SQL
5 kyu
SQLonacci sequence
1,412marko-bekhta
Algorithms
SQL
8 kyu
SQL Basics: Simple SUM
21,004matt c
SQL
Fundamentals
8 kyu
SQL Basics: Simple DISTINCT
22,079matt c
SQL
Fundamentals
8 kyu
SQL Basics: Simple MIN / MAX
20,826matt c
SQL
Fundamentals
6 kyu
SQL Basics: Simple UNION ALL
12,002matt c
SQL
Fundamentals