The new data distribution problems that arise in object DBMSs that are not present in relational DBMSs, with respect to fragmentation, migration, and replication. The object database management system involves- Typically, two sorts of names utilized: printed names and all inclusive - one of a kind framework ids. Textual name: Name by which the item is ordinarily referenced in 4GL inquiries. - An item is typically permitted to have nom de plumes.
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