Microsoft Purview: Data Map, Lineage & Classification
Unified data governance with automated discovery, classification, lineage, and data catalog capabilities
Purview Architecture
Data Classification
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Pro Tip: Use Purview's automatic classification to discover sensitive data. Configure custom classifiers for domain-specific data patterns (e.g., internal customer codes).
Interview Questions
Q1: How does Purview help with data governance? A: Purview provides automated data discovery, classification of sensitive data, end-to-end lineage tracking, a business glossary for standardization, and access policies for data protectionβall in a unified portal.
Q2: Explain the difference between technical and business glossary in Purview. A: Technical glossary maps technical assets (tables, columns) to business terms. Business glossary defines domain-specific terminology and relationships. Together they bridge the gap between technical and business stakeholders.
Q3: How do you implement Purview scanning for a large data lake? A: Create multiple scans per data source (different schedules/filters), use collection hierarchies to organize assets, configure scan rulesets for specific data types, and use managed Private Endpoints for secure scanning.