Research Papers Library

Derived data update in semantic databases*

The derived data update problem involves the transformation of modifications of derived facts into corresponding changes to base facts and other derived facts. Using a database schema defined with a generic semantic database model which includes derived data specifications, techniques and algorithms are provided for appropriately modifying base data when derived data are changed. An experimental prototype system based upon this approach has been developed. Keywords: derived data update, semantic databases, update propagation

Download PDF


World's leading professional association of Internet Research Specialists - We deliver Knowledge, Education, Training, and Certification in the field of Professional Online Research. The AOFIRS is considered a major contributor in improving Web Search Skills and recognizes Online Research work as a full-time occupation for those that use the Internet as their primary source of information.

Get Exclusive Research Tips in Your Inbox

Receive Great tips via email, enter your email to Subscribe.