hardy_mesa_4761
Savant
Top 0.9%
Member Nº 1810
Joined Jun 2026
SQL
Common Table Expressions
Correlated Subquery
Window Deduplication
Python
Splitting & Joining
Lambda
Classes
Spark
Window Deduplication
First & Last Values
Multiple Windows
Data Modeling
Grain Definition
Metric Additivity
Late-Arriving Data
Pipeline Architecture
Table Formats
Data Lake Architecture
Medallion Architecture
Solved
Pipeline Architecture0
Milestones
Top 100
Top 1% SQL
Top 2% Python
100 solved
30 active days
7-day streak
1,444 runs in the past 26 weeksActive days: 39 · Max streak: 14
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