DS Technical Skills
What is the difference between horizontal and vertical database partitioning?
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1 answer published. Last candidate submission on Aug 30 2026, 4:20am PDT. Interview question asked to Data Scientists interviewing at Gett, McAfee, Affirm and other companies. Original question asked: What is the difference between horizontal and vertical database partitioning?. Question last reported by a candidate interviewing at Groupon for a Data Scientist interview on Jun 2 2026, 6:42pm PDT.