| 摘要 |
PROBLEM TO BE SOLVED: To provide a data synchronization system that reduces server load as well as processing time. SOLUTION: The information processor is equipped with: a data storing unit that stores data acquired from a server; a checking unit that checks the accumulation state of revision history information being stored in the server and showing the changes in data in the server; and a data acquisition processing unit that decides either of the following data acquisition methods to acquire data from the server, i.e., a first acquiring method for synchronizing data stored in the data storing unit with data managed by the server according to the revision history information on the basis of a result of the checking unit, and a second acquiring method for acquiring data presence information showing data stored in the server from the server to synchronize it with data stored in the data storing unit. COPYRIGHT: (C)2011,JPO&INPIT |
