294 search results - page 41 / 59 » Answering Regular Path Queries Using Views |
PLANX
2007
13 years 8 months ago
2007
Although monadic second-order logic (MSO) has been a foundation of XML queries, little work has attempted to take MSO formulae themselves as a programming construct. Indeed, MSO f...
KDD
2009
ACM
14 years 8 months ago
2009
ACM
Recently many data types arising from data mining and Web search applications can be modeled as bipartite graphs. Examples include queries and URLs in query logs, and authors and ...
SIGMOD
2002
ACM
14 years 7 months ago
2002
ACM
This work is a proposal for a database index structure that has been specifically designed to support the evaluation of XPath queries. As such, the index is capable to support all...
DATESO
2004
13 years 8 months ago
2004
The XML language have been becoming de-facto a standard for representation of heterogeneous data in the Internet. From database point of view, XML is a new approach to data modelli...
DBPL
1997
Springer
13 years 11 months ago
1997
Springer
We examine the power of incremental evaluation systems that use an SQL-like language for maintaining recursively-de ned views. We show that recursive queries such as transitive clo...