SQL - Ludicrous 4
The goal of this quest series is to improve your SQL skills
Goals
- Improve your SQL skills
Codewars Katas
You need to resolve this two Codewars Katas
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SQL Tuning: Function Calls
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Using Window Functions To Get Top N per Group
codewars.com
Challenge
Codewars Katas
Once you have completed the katas, you can validate this quest yourself.