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5 kyu
SQL Basics: Group By Day
7,607jhoffner
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5 kyu
Calculating Running Total
4,780pmatseykanets
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6 kyu
SQL Basics: Simple WITH
9,280matt c
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5 kyu
SQL Basics: Simple VIEW
4,113matt c
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5 kyu
SQL Tuning: Function Calls
1,954danicat
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5 kyu
SQL Statistics: MIN, MEDIAN, MAX
6,037matt c
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6 kyu
SQL Basics - Monsters using CASE
11,225PG1
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4 kyu
Dealing With Messy Data
1,293danicat
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6 kyu
SQL Bug Fixing: Fix the JOIN
9,472matt c
Completed Languages:
6 kyu
SQL Basics: Simple EXISTS
13,802matt c
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6 kyu
SQL Basics: Simple IN
13,215matt c
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6 kyu
SQL Basics: Simple table totaling.
10,568matt c
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6 kyu
SQL Basics: Top 10 customers by total payments amount
14,058jhoffner
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7 kyu
SQL Basics: Simple JOIN with COUNT
20,537matt c
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Retired
IQ Test
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