We present a preliminary proposal for an analytical model for evaluating the performance of data access patterns in concurrent transaction execution . We consider the case of concurrency control protocols that uselocking to ensure isolation in the execution of transactions . We analyseescenarios where transactions access one or more sets of data items in the sameorder or in different order .

Author(s) : Pierangelo Di Sanzo

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Keywords : access - execution - data - performance - transaction -

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