Câu 55: Databricks Certified Data Engineer Associate
A dataset has been defined using Delta Live Tables and includes an expectations clause:CONSTRAINT valid_timestamp EXPECT (timestamp > '2020-01-01') ON VIOLATION DROP ROWWhat is the expected behavior when a batch of data containing data that violates these constraints is processed?
Nội dung câu hỏi
A dataset has been defined using Delta Live Tables and includes an expectations clause:CONSTRAINT valid_timestamp EXPECT (timestamp > '2020-01-01') ON VIOLATION DROP ROWWhat is the expected behavior when a batch of data containing data that violates these constraints is processed?
Các lựa chọn
Đáp án được giữ gọn theo nhãn A, B, C, D trong phần bình chọn tương tác.
- A. Records that violate the expectation cause the job to fail.
- B. Records that violate the expectation are added to the target dataset and flagged as invalid in a field added to the target dataset.
- C. Records that violate the expectation are dropped from the target dataset and recorded as invalid in the event log. — đáp án hiện tại
- D. Records that violate the expectation are added to the target dataset and recorded as invalid in the event log.
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