**Why it matters**: At scale, design choices directly impact reliability, latency, and cost. Wrong decisions compound across jobs and teams.
Databricks Git integration: (1) Repos—clone Git repos into workspace; sync and push changes. (2) Repos in Git—notebooks live in repos, not workspace. Configure: Settings > Git Integration; add personal access token. Workflow: Clone repo, edit notebook, commit, push. For CI/CD: Use Databricks CLI or API to deploy from Git....
The complete answer continues with detailed implementation patterns, architectural trade-offs, and production-grade considerations. It covers performance optimization strategies, common pitfalls to avoid, and real-world examples from companies like PWC. The answer also includes follow-up discussion points that interviewers commonly explore.
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