update opreation, Database Management System

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Define redo logs, Redo Logs: Any database must have minimum two redo logs....

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Derived horizontal fragmentation, atient(PNumber, Name, NHS_no, Amount_due,...

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Hashed File Organisation Hashing is the most common form of purely random access to a database or file. It is also used to access columns that do not have an index as an optimi

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