CS计算机代考程序代写 database concurrency scheme algorithm CS3402
CS3402 1 CS3402 Chapter 11: Concurrency Control Semester B, 2020/2021 Database Concurrency Control Purposes of Concurrency Control: To preserve database consistency To maximize the system performance (higher concurrency) A lock is a variable associated with a data item that describes its status with respect to possible operations that can be applied to it. […]
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