| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve execution efficiency of a program, in relation to a memory control device, the program and a method. Ž<P>SOLUTION: The memory control device controls access to a shared memory by a transaction unit and includes: a management unit for storing a version of data stored in the shared memory; a log storage unit which, in response to execution of update processing for a shared memory under processing of a transaction, stores, for each transaction, update entry including a version of data subjected to the update processing; and a control unit which, in response to a commit request provided for a transaction, if a version included in the update entry matches the version stored in the management unit, a processing result is written according to the execution of the update processing into the shared memory; and if they do not match, the update processing is re-run and a rerun result is written to the shared memory. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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