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6 kyu
SQL: Regex AlphaNumeric Split
3,321PG1
Completed Languages:
6 kyu
SQL Basics: Simple NULL handling
8,242matt c
Completed Languages:
6 kyu
SQL Basics: Simple UNION ALL
12,129matt c
Completed Languages:
4 kyu
Dealing With Messy Data
1,250danicat
Completed Languages:
5 kyu
Using LATERAL JOIN To Get Top N per Group
2,012pmatseykanets
Completed Languages:
5 kyu
Using Window Functions To Get Top N per Group
2,899pmatseykanets
Completed Languages:
7 kyu
SQL with LOTR: Elven Wildcards
9,563sHale
Completed Languages:
7 kyu
Maximum Multiple
32,092MrZizoScream
Completed Languages:
7 kyu
GROCERY STORE: Real Price!
3,783baaart
Completed Languages:
7 kyu
Easy SQL: Moving Values
4,674PG1
Completed Languages:
7 kyu
SQL: Concatenating Columns
13,563PG1
Completed Languages:
6 kyu
SQL Basics: Simple WITH
8,991matt c
Completed Languages:
6 kyu
Present JSON data the SQL way
1,213FArekkusu
Completed Languages:
6 kyu
SQL Basics: Simple FULL TEXT SEARCH
4,519matt c
Completed Languages:
6 kyu
Present XML data the SQL way
495FArekkusu
Completed Languages:
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