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Design a complete users table combining all data type knowledge

A medium Data Modeling mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.

Domain
Data Modeling
Difficulty
medium

Interview Prompt

Design a complete users table combining all data type knowledge. Choose the most appropriate type for each attribute: BIGINT for IDs, VARCHAR for bounded text, TIMESTAMP for moments, BOOLEAN for flags, and JSON for flexible data.

How This Interview Works

  1. Read the vague prompt (just like a real interview)
  2. Ask clarifying questions to the AI interviewer
  3. Write your data modeling solution with real code execution
  4. Get instant feedback and a hire/no-hire decision

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