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6 kyu
SQL: Regex AlphaNumeric Split
3,304PG1
Completed Languages:
6 kyu
SQL Basics: Simple NULL handling
8,201matt c
Completed Languages:
6 kyu
SQL Basics: Simple UNION ALL
12,069matt c
Completed Languages:
4 kyu
Dealing With Messy Data
1,244danicat
Completed Languages:
5 kyu
Using LATERAL JOIN To Get Top N per Group
1,998pmatseykanets
Completed Languages:
5 kyu
Using Window Functions To Get Top N per Group
2,877pmatseykanets
Completed Languages:
7 kyu
SQL with LOTR: Elven Wildcards
9,511sHale
Completed Languages:
7 kyu
Maximum Multiple
31,247MrZizoScream
Completed Languages:
7 kyu
GROCERY STORE: Real Price!
3,775baaart
Completed Languages:
7 kyu
Easy SQL: Moving Values
4,648PG1
Completed Languages:
7 kyu
SQL: Concatenating Columns
13,500PG1
Completed Languages:
6 kyu
SQL Basics: Simple WITH
8,944matt c
Completed Languages:
6 kyu
Present JSON data the SQL way
1,205FArekkusu
Completed Languages:
6 kyu
SQL Basics: Simple FULL TEXT SEARCH
4,496matt c
Completed Languages:
6 kyu
Present XML data the SQL way
492FArekkusu
Completed Languages:
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