SIGMOD
2002
ACM
14 years 4 months ago
2002
ACM
This paper addresses the problem of evaluating ranked top-? queries with expensive predicates. As major DBMSs now all support expensive user-defined predicates for Boolean queries...
SIGMOD
2002
ACM
14 years 4 months ago
2002
ACM
This report is part of the seminar Digital Information Curation held by Prof. Dr. Marc H. Scholl and Dr. Andr?e Seifert during the winter term 2005/06. Its intention is to summari...
SIGMOD
2002
ACM
14 years 4 months ago
2002
ACM
SIGMOD
2002
ACM
14 years 4 months ago
2002
ACM
Statistics play an important role in influencing the plans produced by a query optimizer. Traditionally, optimizers use statistics built over base tables and assume independence b...
SIGMOD
2002
ACM
14 years 4 months ago
2002
ACM
Managing a combined store consisting of database data and file data in a robust and consistent manner is a challenge for database systems and content management systems. In such a...
SIGMOD
2002
ACM
14 years 4 months ago
2002
ACM
With the increased abilities for automated data collection made possible by modern technology, the typical sizes of data collections have continued to grow in recent years. In suc...
SIGMOD
2002
ACM
14 years 4 months ago
2002
ACM
The widespread distribution and availability of smallscale sensors, actuators, and embedded processors is transforming the physical world into a computing platform. One such examp...
SIGMOD
2002
ACM
14 years 4 months ago
2002
ACM
SIGMOD
2002
ACM
14 years 4 months ago
2002
ACM
SIGMOD
2002
ACM
14 years 4 months ago
2002
ACM
This paper studies five strategies for storing XML documents including one that leaves documents in the file system, three that use a relational database system, and one that uses...