19、 Which of the following is not correct?
(A)A transactional database is a type of databases that support a company’s day-to-day operations.
(B) Data warehouse can support high level management to make strategic decisions.
(C) A distributed database consists of data located at different sites.
(D) A transactional databases stores historical data.

答案：登入後查看
統計： A(7), B(7), C(4), D(5), E(0) #872798

私人筆記 (共 1 筆)

私人筆記#1306937
未解鎖
交易資料庫不存放歷史性的資料
(共 14 字，隱藏中）
前往觀看
0
0