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A user invokes their right to be forgotten. How do you delete their data across the whole ML stack?

Deleting a row is easy. Deleting a person's influence from embeddings, caches, derived datasets, and a trained model is not. GDPR and CCPA require it anyway. Here is the plan that survives an audit.

Updated Aug 2026 · Grounded in real Applied AI Engineer interview loops and written to a senior-engineer editorial bar.

Deleting a row is easy. Deleting a person's influence from embeddings, caches, derived datasets, and a trained model is not. GDPR and CCPA require it anyway. Here is the plan that survives an audit.

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