128 search results - page 2 / 26 » Improving Query Performance Using Materialized XML Views: A ... |
SDMW
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. We investigate the experimental effectiveness of query rewriting over XML security views. Our model consists of access control policies specified over DTDs with XPath e...
CIKM
2009
Springer
14 years 2 days ago
2009
Springer
Answering queries using views is a well-established technique in databases. In this context, two outstanding problems can be formulated. The first one consists in deciding whethe...
SSDBM
2006
IEEE
14 years 1 months ago
2006
IEEE
XML has become the standard for data exchange for a wide variety of applications, particularly in the scientific community. In order to efficiently process queries on XML repres...
ICDIM
2008
IEEE
14 years 1 months ago
2008
IEEE
Database Management Systems (DBMS) are complex software systems which are used in an increasing number of applications. To obtain the best performance for business relevant applic...
ER
2003
Springer
14 years 20 days ago
2003
Springer
Many Internet-based applications have adopted XML as the standard data exchange format. These XML data are typically stored in its native form, thus creating the need to present XM...