Join Choice for Risk Metrics | Dataford Interview Questions
Asked 2mo ago|
American Express
Join Choice for Risk Metrics
MediumJoinsdata integrity
Problem
Explain the difference between a LEFT JOIN and an INNER JOIN, and provide a scenario in risk analysis where using the wrong join would lead to incorrect portfolio metrics.
Problem
Explain the difference between a LEFT JOIN and an INNER JOIN, and provide a scenario in risk analysis where using the wrong join would lead to incorrect portfolio metrics.
Your answer
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