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hml-cmd

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Member Nº 4217
Joined Aug 2026
HML-cmd
SQLPYSPKDMPA
SQL
Storage Optimization
String Building
Aggregate Window Fns
Python
Generators
Copying Lists
Dict Merging
Spark
Higher-Order Functions
Exploding Arrays
Catalyst Optimizer
Data Modeling
Self-Referential
Many-to-Many
One-to-One
Learned
478LEARNED
Python351
SQL111
Spark16
Milestones
Top 100
7-day streak
1,949 runs in the past 26 weeksActive days: 12 · Max streak: 10
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Recent solves
Units sold per category
Spark · easy · lesson
12 days ago
In-stock products by name
Spark · easy · lesson
12 days ago
Profit per region for completed orders
Spark · easy · lesson
12 days ago
Capstone: top categories by units sold
Spark · easy · lesson
12 days ago
Capstone: revenue by order region
Spark · easy · lesson
12 days ago
Capstone: total profit by order status
Spark · easy · lesson
12 days ago
Units sold for in-stock products, per category
Spark · easy · lesson
12 days ago
Average quantity per line, by category
Spark · easy · lesson
12 days ago
Total units sold per product
Spark · easy · lesson
12 days ago
Count orders per region
Spark · easy · lesson
12 days ago

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