bits_of_paper
Warden
Top 7.8%
Member Nº 4501
Joined Aug 2026
SQL
Common Table Expressions
Self-Join
Date Formatting
Python
Type Hints
Splitting & Joining
Frequency Counting
Spark
Window Deduplication
Exploding Arrays
Catalyst Optimizer
Data Modeling
Metric Additivity
Immutable Logs
Pipeline Architecture
Late-Arriving Data
Event Streaming Platforms
Event-Driven Architecture
Solved
Python32
SQL19
Data Modeling1
Milestones
Top 4% Python
Top 8% SQL
50 solved
7-day streak
384 runs in the past 26 weeksActive days: 20 · Max streak: 19
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