98 search results - page 11 / 20 » Repairing Queries in a Mediator Approach |
CIKM
2010
Springer
13 years 5 months ago
2010
Springer
Schema merging is the process of consolidating multiple schemas into a unified view. The task becomes particularly challenging when the schemas are highly heterogeneous and autono...
CAISE
2003
Springer
14 years 1 months ago
2003
Springer
We present an approach to updateable XML views, which is based on the Stack-Based Approach to query languages. Its novelty consists in introducing procedures overloading generic up...
FQAS
2004
Springer
14 years 1 months ago
2004
Springer
One of the key issues in product catalogs is how to efficiently integrate and query large, intricate, heterogeneous catalogs. We propose a framework for building a dynamic catalog...
DBISP2P
2005
Springer
14 years 1 months ago
2005
Springer
We propose a novel approach for de ning and querying a super-peer within a schema-based super-peer network organized into a two-level architecture: the low level, called the peer l...
PVLDB
2008
13 years 7 months ago
2008
Data integration systems often provide a uniform query interface, called a mediated schema, to a multitude of data sources. To answer user queries, such systems employ a set of se...