問題文
A bank has to reproduce a report exactly as it was produced last Tuesday, from a table that has been updated every hour since. Nothing was deleted from the table's history. What does the query have to name?
選択肢
- Reading the table as it stood last week means naming the older snapshot in the query.
- Reading the table as it stood last week means naming the newest manifest in the query.
- Reading the table as it stood last week means naming the surrounding branch in the query.
- Reading the table as it stood last week means naming the matching tag in the query.