Across a wide variety of fields, huge datasets are being collected and accumulated at a dramatical pace. The datasets addressed by individual applications are very often heteroge...
In this paper we propose the use of fractals and especially the Hilbert curve, in order to design good distance-preserving mappings. Such mappings improve the performance of secon...
Database archiving is important for the retrieval of old versions of a database and for temporal queries over the history of data. We demonstrate XArch, a management system for ma...
Electronic commerce is emerging as a major application area for database systems. A large number of e-commerce stores provide electronic product catalogs that allow customers to s...
XML has been known as a document standard in representation and exchange of data on the Internet, and is also used as a standard language for the search and reuse of scattered doc...
Eun-Young Kim, Jin-Ho Choi, Jhung-Soo Hong, Tae-Hu...