scarlet_heron_5261
Savant
Top 0.9%
Member Nº 2766
Joined Jul 2026
SQL
Common Table Expressions
Array Aggregation
Inequality Joins
Spark
Collecting Values
Inequality Joins
Distribution Functions
Data Modeling
Self-Referential
Many-to-Many
One-to-One
Learned
SQL321
Milestones
Top 100
1,360 runs in the past 26 weeksActive days: 15 · Max streak: 6
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Recent solves
Dates: Advanced, Parsing and Formatting Challenge 4
SQL · medium · lesson
Dates: Advanced, Parsing and Formatting Challenge 2
SQL · medium · lesson
Dates: Advanced, DATE_TRUNC() Challenge 4
SQL · medium · lesson
Dates: Advanced, DATE_TRUNC() Challenge 2
SQL · medium · lesson
String Functions: Advanced, TO_BASE64() / FROM_BASE64() Challenge 2
SQL · medium · lesson
String Functions: Advanced, String Building with CONCAT and LPAD() Challenge 3
SQL · medium · lesson
String Functions: Advanced, String Building with CONCAT and LPAD() Challenge 2
SQL · medium · lesson
Joins: Advanced
SQL · medium · lesson
Joins: Advanced
SQL · medium · lesson
Joins: Advanced
SQL · medium · lesson