The reason for the different levels of isolation is to increase transaction concurrency.
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Q9: The serializable isolation level is the least
Q23: ANSI defines four events that signal the
Q24: The ANSI has defined standards that govern
Q24: _ requires that all operations of a
Q25: A transaction is a unit of work
Q27: The_ manager is responsible for assigning and
Q28: _ means that data used during the
Q29: A single-user database system automatically ensures_ of
Q30: The last step in the write-through technique
Q31: are required to prevent another transaction from
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