hard20 pts · first answer countssparkdelta-lake

Time travel fails after VACUUM

A Delta table is updated daily. After VACUUM runs with the default retention, a query using VERSION AS OF a 30-day-old version fails. Why?

A.VACUUM deleted data files only that old version usedB.VACUUM deletes the transaction log for all versionsC.Time travel only works for the last 3 versionsD.VERSION AS OF needs the table to be cached

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Time travel fails after VACUUM

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