We have investigated the use of an object database as a platform for storing and retrieving Standard Generalized Markup Language (SGML) documents. Qualitative studies convinced us...
: Database-internal statistics are very important for cost-based query optimizers. Only if an optimizer has accurate statistical information about data, it provides excellent execu...
Ever increasing environmental demands from customers, authorities and governmental organizations as well as new business control functions are integrated to environmental manageme...
Advanced technical applications like routing systems or electrical network managementsystems introduce the need for complex manipulations of large size graphs. Efficiently support...
A wide-range of applications, including Publish/Subscribe, Workflow, and Web-site Personalization, require maintaining user’s interest in expected data as conditional expression...