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5 kyu
SQL Basics: Simple PIVOTING data
2,775matt c
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5 kyu
SQL Basics: Group By Day
7,330jhoffner
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SQL Basics: Simple VIEW
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6 kyu
SQL Basics: Top 10 customers by total payments amount
13,361jhoffner
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SQL Basics: Simple JOIN and RANK
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Count IP Addresses
28,256xDranik
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Restoring from history
102FArekkusu
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7 kyu
Sum of angles
34,281DemonKing
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7 kyu
SQL: Concatenating Columns
13,392PG1
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7 kyu
SQL Basics - Position
11,127PG1
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6 kyu
SQL Basics: Simple NULL handling
8,129matt c
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8 kyu
Keep Hydrated!
212,578paulrichard
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SQL Basics: Simple DISTINCT
22,004matt c
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Even or Odd
525,471suuuzi
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String repeat
301,298wichu
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