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017 kyuNouma_mdw

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7 kyu

SQL easy regex extraction

2,725Javatlacati

Regular Expressions

Fundamentals

Data Science

7 kyu

SQL with LOTR: Elven Wildcards

9,356sHale

Fundamentals

SQL

Databases

Data Science

7 kyu

SQL with Street Fighter: Total Wins

8,609sHale3 Issues Reported

Fundamentals

SQL

Databases

Data Science

7 kyu

SQL with Harry Potter: Sorting Hat Comparators

9,015sHale

Fundamentals

SQL

Databases

Data Science

7 kyu

SQL with Pokemon: Damage Multipliers

7,248sHale1 Issue Reported

Fundamentals

SQL

Databases

Data Science

7 kyu

SQL with Sailor Moon: Thinking about JOINs...

7,979sHale1 Issue Reported

Fundamentals

SQL

Databases

7 kyu

4,844Voile

Fundamentals

SQL

5 kyu

SQLonacci sequence

1,393marko-bekhta

Algorithms

SQL

6 kyu

SQL Basics: Simple PIVOTING data WITHOUT CROSSTAB

3,303marko-bekhta

Fundamentals

SQL

Databases

7 kyu

SQL Basics: Up and Down

7,976PG11 Issue Reported

Fundamentals

SQL

6 kyu

SQL Basics: Create a FUNCTION (DATES)

3,425matt c1 Issue Reported

SQL

Fundamentals

8 kyu

SQL Basics: Simple SUM

20,608matt c

SQL

Fundamentals

8 kyu

SQL Basics: Simple DISTINCT

21,707matt c

SQL

Fundamentals

7 kyu

SQL Basics: Simple GROUP BY

21,950matt c1 Issue Reported

SQL

Fundamentals

8 kyu

SQL Basics: Simple MIN / MAX

20,456matt c

SQL

Fundamentals

6 kyu

SQL Basics: Simple UNION ALL

11,871matt c1 Issue Reported

SQL

Fundamentals

7 kyu

SQL Basics: Create a FUNCTION

6,469matt c1 Issue Reported

SQL

Fundamentals