Change-only Updating Based on Object Matching in Version Databases
Hong Wang · Wuhan Daxue xuebao. Xinxi kexue ban · 2009
We develop a technique workflow of extraction and implementation of change-only information based on version databases,we take road features as an example to analyze the change types of realistic entities,discuss the object matching method in the process of extraction of change-only information.Finally,we give the definitions of change-only information and the updating mechanism of user's database based on change-only information.