25 search results - page 4 / 5 » Selectivity Estimation for XML Twigs |
CIKM
2003
Springer
13 years 10 months ago
2003
Springer
There have been several techniques proposed for building statistics for static XML data. However, very little work has been done in the area of building XML statistics for data so...
ICDE
2006
IEEE
13 years 11 months ago
2006
IEEE
XML structural joins, which evaluate the containment (ancestor-descendant) relationships between XML elements, are important operations of XML query processing. Estimating structu...
ICDE
2002
IEEE
14 years 6 months ago
2002
IEEE
As Web applications manipulate an increasing amount of XML, there is a growing interest in storing XML data in relational databases. Due to the mismatch between the complexity of ...
WWW
2010
ACM
14 years 1 days ago
2010
ACM
In this paper, we address the problem of database selection for XML document collections, that is, given a set of collections and a user query, how to rank the collections based o...
DEXAW
2007
IEEE
13 years 7 months ago
2007
IEEE
Due to the lack of efficient native XML database management systems, XML data manipulation and query evaluation may be resource-consuming, and represent a bottleneck for several ...