ReginaMathis_6962
Fellow
Joined May 2025
SQL
Grouping
Sums & Averages
Sorting Results
Python
Splitting & Joining
Nested Loops
Type Hints
Data Modeling
Grain Definition
Denormalization
Fact Tables
Solved
SQL5
Python1
Data Modeling1
Milestones
Hire verdict
1 year
16 runs in the past 26 weeksActive days: 12 · Max streak: 2
MarAprMayJunJulAugSep
Recent solves
Error Category Breakdown
SQL · hard
Weekend Warriors
SQL · easy
Three-Sided Marketplace Delivery Schema
Data Modeling · hard
Top Users by Recent Spend
SQL · medium
Where the Money Burns
SQL · medium
Roots and Branches
Python · medium
30-Day Page View Counts
SQL · easy