light_lion_7914
Exemplar
Top 2.2%
Joined Dec 2025
SQL
Grouping
Self-Join
Counting
Python
Functions
Dict Methods
Iteration
Data Modeling
Grain Definition
Denormalization
Fact Tables
Solved
SQL41
Python10
Data Modeling6
Milestones
Top 3% SQL
100 active days
50 solved
205 runs in the past 26 weeksActive days: 99 · Max streak: 6
MarAprMayJunJulAugSep
Recent solves
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Mentorship User Pairs
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First Among Equals
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Users Who Clicked Ads
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Customers Without Orders
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Approval and After
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