smooth_cliff_8451
Savant
Top 0.7%
Member Nº 0614
Joined May 2026
SQL
Common Table Expressions
Storage Optimization
Correlated Subquery
Python
Nested Dicts
Classes
Frequency Counting
Spark
Window Frames
Window Deduplication
Higher-Order Functions
Data Modeling
Foreign Keys
One-to-Many
Constraints
Pipeline Architecture
Event Streaming Platforms
Idempotency
Retry & Failure Handling
Solved
SQL80
Python36
Pipeline Architecture0
Milestones
Top 100
Top 1% SQL
Top 3% Python
100 solved
Founder
Hire verdict
808 runs in the past 26 weeksActive days: 29 · Max streak: 13
MarAprMayJunJulAugSep
Recent solves
Feature Name Intersection
SQL · hard
Average Sessions Per User
SQL · hard
Rooms in Common
SQL · hard
Creatures of Habit
SQL · hard
Open Wounds
SQL · hard
Top Percentile API Tokens
SQL · hard
Infant Mortality
SQL · hard
The Gap Between Neighbors
SQL · hard
Competing Standards
SQL · hard
The Throttle Wall
Python · hard