lone_mink_5266
Savant
Top 0.9%
Member Nº 1532
Joined Jun 2026
SQL
Common Table Expressions
Self-Join
Scalar Subquery
Python
Context Managers
File Context Manager
Modules
Spark
Cost Optimization
Data Modeling
Metric Additivity
Indexing
Star Schema
Pipeline Architecture
Partitioning Strategies
Event Streaming Platforms
Data Lake Architecture
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Top 100
Top 5% SQL
Top 6% Python
Strong Hire
50 solved
30 active days
164 runs in the past 26 weeksActive days: 43 · Max streak: 8
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Recent solves
The Last Checkout
SQL · medium
Three Peaks
SQL · hard
The Standings
SQL · hard
Cheapest Cost Per Region
SQL · easy
Ghost Products
SQL · medium
Tokens With Non-Read Scope Prefix
SQL · medium
Spending Velocity
SQL · medium
Name Recognition
SQL · medium
Back From the Brink
SQL · hard
Normalization Tradeoffs in Practice
SQL · hard