A distributed database may require more costly and complex software than a centralized database.
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Q51: A distributed database is a single logical
Q52: An environment in which data are distributed
Q53: Users of distributed database systems always need
Q54: Horizontal partitioning offers increased efficiency because data
Q55: Shared ownership of data is most appropriate
Q57: Applications such as decision support or data
Q58: Combining data across vertical partitions is generally
Q59: With an asynchronous distributed database, all data
Q60: When separate copies of data are stored
Q61: Replication transparency allows a programmer or user
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