zesty_penguin_9829
Fellow
Joined Oct 2026
SQL
Common Table Expressions
Inner Joins
Grouping
Python
Modules
Context Managers
File Context Manager
Spark
Window Deduplication
Multiple Windows
Exploding Arrays
Data Modeling
Metric Additivity
Solved
Milestones
First interview
12 runs in the past 26 weeksActive days: 3 · Max streak: 1
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