stark_eagle_1308
Warden
Top 7.8%
Member Nº 3067
Joined Jul 2026
SQL
Window Deduplication
Storage Optimization
String Building
Spark
Inequality Joins
Exploding Arrays
Catalyst Optimizer
Data Modeling
Self-Referential
Many-to-Many
One-to-One
Learned
SQL105
Python1
Milestones
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589 runs in the past 26 weeksActive days: 19 · Max streak: 4
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Recent solves
Show each product's name and price alongside the overall average price of all products
SQL · medium · lesson
Find users who have made a transaction exceeding $500 using a subquery
SQL · medium · lesson
Convert session start times to plain dates
SQL · medium · lesson
Most Recent Token Usage
SQL · easy · lesson
Select username and account_status from users where account_status is not 'suspended'
SQL · medium · lesson
Select user_id and age_bucket from users where age_bucket IN ('55-64', '65+')
SQL · medium · lesson
Select username and account_status from users where account_status is 'active' and age_bucket is '25
SQL · medium · lesson
Find transactions over $100 with quantity greater than 2
SQL · medium · lesson
Find active users in the '25-34' age bucket
SQL · medium · lesson
Show all products NOT in categories 'Toys' or 'Games'
SQL · medium · lesson