发明名称 EFFICIENT DATABASE SYNCHRONIZATION BY COMPARING REPRESENTATIVE INFORMATION
摘要 PROBLEM TO BE SOLVED: To provide a data synchronization in a portable electronic device, more specifically, that is a data synchronization with the data embodied in a communication network.SOLUTION: A method of synchronizing a first database including first data records with a second database including second data records includes receiving information representative of the second data records and modifying the first data records of the first database in a unidirectional synchronization with the second data records of the second database including deleting ones of the first data records present in the first database for which there is no corresponding second data record present in the second database.
申请公布号 JP2011198385(A) 申请公布日期 2011.10.06
申请号 JP20110127769 申请日期 2011.06.07
申请人 RESEARCH IN MOTION LTD 发明人 TYSOWSKI PIOTR K;HARDY MICHAEL T;LINKERT BARRY
分类号 G06F12/00 主分类号 G06F12/00
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