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5 kyu
SQL Basics: Simple PIVOTING data
2,820matt c
Completed Languages:
5 kyu
SQL Basics: Group By Day
7,425jhoffner
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5 kyu
SQL Basics: Simple VIEW
4,013matt c
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6 kyu
SQL Basics: Top 10 customers by total payments amount
13,534jhoffner
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SQL Basics: Simple JOIN and RANK
13,311matt c
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5 kyu
Count IP Addresses
29,112xDranik
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5 kyu
Restoring from history
105FArekkusu
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7 kyu
Sum of angles
35,864DemonKing
Completed Languages:
7 kyu
SQL: Concatenating Columns
13,557PG1
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7 kyu
SQL Basics - Position
11,265PG1
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6 kyu
SQL Basics: Simple NULL handling
8,239matt c
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8 kyu
Keep Hydrated!
218,471paulrichard
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8 kyu
SQL Basics: Simple DISTINCT
22,371matt c
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8 kyu
Even or Odd
538,084suuuzi
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String repeat
307,733wichu
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