2nd_Gravel
Breaking into DE. Open to advice.
Warden
Top 8.4%
Joined Dec 2025
SQL
Common Table Expressions
Scalar Subquery
Grouping
Python
Functions
Guard Clauses
Type Hints
Data Modeling
Grain Definition
Denormalization
Fact Tables
Solved
Milestones
30 active days
10 solved
91 runs in the past 26 weeksActive days: 47 · Max streak: 6
AprMayJunJulAugSepOct
Recent solves
Campaign Revenue Totals
SQL · easy
The Trip Grouper
Python · easy
The Stream Joiner
Python · hard
No One Left Behind
Python · medium
Deal Flow
Data Modeling · medium
Steady State
Python · medium
First Time Learners Per Day
SQL · medium
The High Mark
Python · easy
The Notification That Paid Off
SQL · hard
The Long Play
Data Modeling · medium