Year: 2008
Type: article
Abstract: Data ware house, from many data sources which were used, mixed, distributed to mine and analyze data for many problems. In that process original data were changed on transactions, algebra operations, and data clean procedures. To need to find traces of original data from source data on data ware house. In this paper, we research general transformation using attributes and schema mapping. In addition, we also study some algorithms to trace for original data using general transformation. This result was used for tracing of original data for exam data ware house of Private Information Technology College Ho Chi Minh City
Author: Vu , Thanh Nguyen
Language: Vietnamese
Topic: Data Quality and Management
Subfield: Information Systems
Field: Computer Science
Domain: Physical Sciences
Open Access status: diamond
OpenAlex ID: W7217455208