hard20 pts · first answer countsdata-warehousingdbtscd

Snapshot of a table with no updated_at

A source table has no reliable updated_at column. How should a dbt snapshot detect changes?

A.Use the timestamp strategy with the load timeB.Use the timestamp strategy with a NULL columnC.Snapshots cannot work without updated_atD.Use the check strategy with check_cols

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Snapshot of a table with no updated_at

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