RAG Design for Data Retrieval in Coding Agent

System DesignDatabricksLast reported April 2026Low Frequency
Reported
1× across candidate reports
First seen
April 2026
Last reported
April 2026
Reported outcome
unknown

Problem Overview

Design a retrieval system for an internal coding agent that helps users answer data-related questions. Specifically, when a user asks a data-related question, the agent must retrieve the most appropriate tables and/or notebooks to answer it. The design should cover: (1) indexing strategy — what assets (tables,…

  • 3 candidate-reported follow-ups — the exact probes interviewers asked, with the trigger for each
  • The rest of the problem statement — full requirements, constraints, and edge cases
  • Approach and trade-offs — what passing candidates did, and the mistakes that sink people
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Verified Source
Every question is reconstructed from multiple independent candidate reports. Verbatim follow-ups, not invented ones.
Codex Fact-Checked
Technical claims, formulas, and scale numbers are reviewed against primary sources.
Interviewer Follow-ups
The exact follow-ups reported by candidates, with the trigger that prompts each one — plus the mistakes that sink people.
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