178 search results - page 7 / 36 » Answering Recursive Queries Using Views |
ICDE
2000
IEEE
14 years 8 months ago
2000
IEEE
In information-integration systems, sources may have diverse and limited query capabilities. In this paper we show that because sources have restrictions on retrieving their infor...
WISE
2007
Springer
14 years 1 months ago
2007
Springer
We study and present our findings on two closely related problems on xpath rewriting using views when both the view and the query are tree patterns involving /,// and []. First, g...
ICDE
2005
IEEE
14 years 8 months ago
2005
IEEE
The SQL queries produced in XML-to-SQL query translation are often unnecessarily complex, even for simple input XML queries. In this paper we argue that relational systems can do ...
ER
2003
Springer
14 years 17 days ago
2003
Springer
We consider the problem of improving the efficiency of query processing on an XML interface of a relational database, for predefined query workloads. The main contribution of this ...
ICDE
2009
IEEE
14 years 9 months ago
2009
IEEE
In recent years, the data management community has begun to consider situations in which data access is closely tied to network routing and distributed acquisition: examples includ...