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RAN-DBDEA-00145
Ranvier · DBDEA

Exam DBDEA Topics: transformation Difficulty: medium

Over the past week, catalog.ops.shipments has behaved strangely: row counts shift overnight even though the team's own jobs were idle, and the table version keeps climbing. The engineer needs to determine exactly which operations were committed to the table, when, and by which user or service principal. Which command gives her this commit-level audit trail?

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  1. A. SHOW TABLES with a filter on the last modified date, which lists only recent writes
  2. B. A manual read of the _delta_log JSON transaction log files parsed directly from storage
  3. C. The workspace audit log, which is described as the only existing record of table writes
  4. D. DESCRIBE HISTORY, which lists every commit with its operation, timestamp, and user
Reveal answer

Correct answer: DESCRIBE HISTORY, which lists every commit with its operation, timestamp, and user

Reference: https://docs.databricks.com/aws/en/delta/

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Official Answer (D): DESCRIBE HISTORY, which lists every commit with its operation, timestamp, and user

⚓ Official Documentation Anchor: https://docs.databricks.com/aws/en/delta/
Ranvier · DBDEA

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