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Explain how Change Data Feed (CDF) addresses past difficulties in propagating updates and deletes within Lakehouse architecture. Provide a detailed scenario where CDF is essential for maintaining data integrity and consistency.
A
CDF primarily improves data retrieval speed without affecting update and delete operations.
B
CDF simplifies data storage management by automatically handling data versioning.
C
CDF captures changes at the row level, enabling precise tracking and application of updates and deletes across various data processing stages.
D
CDF focuses on enhancing data security by restricting access to change logs.
