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SQL: Aggregating up the hierarchy (Recursion)

Description:

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SQL
Recursion
Algorithms

Stats:

CreatedOct 24, 2016
PublishedOct 25, 2016
Warriors Trained376
Total Skips106
Total Code Submissions1045
Total Times Completed43
SQL Completions43
Total Stars7
% of votes with a positive feedback rating92% of 30
Total "Very Satisfied" Votes26
Total "Somewhat Satisfied" Votes3
Total "Not Satisfied" Votes1
Total Rank Assessments28
Average Assessed Rank
4 kyu
Highest Assessed Rank
2 kyu
Lowest Assessed Rank
6 kyu
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