crisp_peak_5015
Exemplar
Top 2.7%
Member Nº 2011
Joined Jun 2026
SQL
Approximate Aggregates
Window Deduplication
Multiple WINDOWs
Python
Modules
Iteration
Arithmetic
Spark
Window Deduplication
Multiple Windows
Catalyst Optimizer
Data Modeling
Metric Additivity
Learned
SQL168
Milestones
Milestones unlock as you keep learning.
889 runs in the past 26 weeksActive days: 9 · Max streak: 4
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Recent solves
Aggregating: Intermediate
SQL · medium · lesson
Aggregating: Intermediate
SQL · medium · lesson
Aggregating: Intermediate
SQL · medium · lesson
Aggregating: Intermediate, APPROX_PERCENTILE and ARBITRARY Challenge 3
SQL · medium · lesson
Aggregating: Intermediate, APPROX_PERCENTILE and ARBITRARY Challenge 2
SQL · medium · lesson
Aggregating: Intermediate, ORDER BY with aggregates Challenge 4
SQL · medium · lesson
Aggregating: Intermediate, ORDER BY with aggregates Challenge 2
SQL · medium · lesson
Aggregating: Intermediate, APPROX_DISTINCT (HyperLogLog) Challenge 4
SQL · medium · lesson
Aggregating: Intermediate, APPROX_DISTINCT (HyperLogLog) Challenge 2
SQL · medium · lesson
Aggregating: Intermediate, Understanding cardinality Challenge 3
SQL · medium · lesson