lunar_pine_1104
Arbiter
Top 0.2%
Member Nº 1549
Joined Jun 2026
SQL
Common Table Expressions
Conditional Aggregation
Self-Join
Spark
Window Deduplication
Multiple Windows
Inequality Joins
Data Modeling
Self-Referential
Many-to-Many
One-to-One
Solved
SQL306
Milestones
Top 10
Top 1% SQL
250 solved
Hire verdict
30 active days
7-day streak
4,236 runs in the past 26 weeksActive days: 72 · Max streak: 26
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Recent solves
Most Recent Token Usage
SQL · easy · lesson
The Loudest Failures
SQL · medium
The High and the Low
SQL · hard
Most Efficient Region by Token Usage
SQL · hard
The Usual Suspects
SQL · hard
Users With API Errors
SQL · medium
Monthly Signup Counts
SQL · easy
Users Who Churned in February
SQL · hard
Lowest CPU Pods per Namespace
SQL · hard
Back From the Brink
SQL · hard