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5 kyu
SQL Basics: Simple PIVOTING data
2,801matt c
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5 kyu
SQL Basics: Group By Day
7,387jhoffner
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5 kyu
SQL Basics: Simple VIEW
3,994matt c
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6 kyu
SQL Basics: Top 10 customers by total payments amount
13,473jhoffner
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SQL Basics: Simple JOIN and RANK
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Count IP Addresses
28,817xDranik
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5 kyu
Restoring from history
103FArekkusu
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7 kyu
Sum of angles
35,195DemonKing
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7 kyu
SQL: Concatenating Columns
13,498PG1
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7 kyu
SQL Basics - Position
11,222PG1
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6 kyu
SQL Basics: Simple NULL handling
8,198matt c
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8 kyu
Keep Hydrated!
216,207paulrichard
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8 kyu
SQL Basics: Simple DISTINCT
22,247matt c
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Even or Odd
533,078suuuzi
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String repeat
305,125wichu
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