prime_marsh_6015
Warden
Top 7.8%
Member Nº 3120
Joined Jul 2026
SQL
Window Deduplication
Storage Optimization
Conditional Aggregation
Python
Two-Pointer
Binary Search
Dict Methods
Spark
Window Frames
Window Deduplication
Catalyst Optimizer
Data Modeling
Self-Referential
Many-to-Many
One-to-One
Solved
SQL22
Python21
Spark0
Milestones
Top 6% Python
Top 7% SQL
Hire verdict
10 solved
Solution author
597 runs in the past 26 weeksActive days: 5 · Max streak: 2
MarAprMayJunJulAugSep
Recent solves
Who We Reached
SQL · easy
Twice Over
SQL · medium
Big Spenders
SQL · easy
Click Revenue
SQL · easy
Average Latency by Status
SQL · easy
The Deep Dictionary
Python · easy
Both Ends of the Pipe
SQL · medium
All Infra Regions
SQL · easy
Active Users With April Transactions
SQL · easy
Bronze Medal
SQL · easy