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SQL Missing Values With CASE WHEN

Point32HealthHardSQL & Data Manipulation00:00
Point32Health
Your interviewer · Data Scientist
In session
Interviewer

Welcome to your interview for the Data Scientist role at Point32Health.

The question is on your right: SQL Missing Values With CASE WHEN. Take a moment with it first.

Talk your thinking through with me if you like - when you're confident, submit your answer and I'll grade it like a real screen. You have three graded attempts to score 7/10 or better.

Only Submit answer is graded - discussion is free practice.

Problem

How would you write a SQL query to preprocess data and handle missing values using CASE WHEN logic at Point32Health?