yogeesp
Savant
Top 0.7%
Member Nº 0216
Joined Apr 2026
SQL
Storage Optimization
Row Numbering
Ranking
Python
Splitting & Joining
List Comprehension
Type Hints
Spark
Window Deduplication
Higher-Order Functions
Inequality Joins
Data Modeling
Metric Additivity
Indexing
Constraints
Pipeline Architecture
SCD in Pipelines
Late-Arriving Data
Event Streaming Platforms
Solved
SQL138
Python24
Spark1
Data Modeling0
Milestones
Top 100
Top 1% SQL
Top 5% Python
100 solved
Founder
10 solutions
1,157 runs in the past 26 weeksActive days: 59 · Max streak: 32
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Recent solves
Total Hours Between Consecutive Events
SQL · hard
Select the product_name, category, and price columns from the products table.
SQL · medium · lesson
Retrieve all columns from the products table.
SQL · medium · lesson
Select product_name aliased as item and price aliased as cost from the products table.
SQL · medium · lesson
Select username aliased as name and email aliased as contact from the users table.
SQL · medium · lesson
Select all columns from the users table (using *)
SQL · medium · lesson
From the users table, select user_id, username, and a computed column called email_upper that is the
SQL · medium · lesson
Select the username and account_status columns from users
SQL · medium · lesson
Select product_name, price, and price multiplied by 2 aliased as double_price from the products tabl
SQL · medium · lesson
Select the username and email columns from the users table.
SQL · medium · lesson