120 search results - page 14 / 24 » Efficient and Effective Query Answering in a PDMS with SUNRI... |
POPL
2008
ACM
14 years 7 months ago
2008
ACM
This paper presents a demand-driven, flow-insensitive analysis algorithm for answering may-alias queries. We formulate the computation of alias queries as a CFL-reachability probl...
ASWC
2008
Springer
13 years 9 months ago
2008
Springer
Abstract. Nowadays, the demand on querying and searching the Semantic Web is increasing. Some systems have adopted IR (Information Retrieval) approaches to index and search the Sem...
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
Elevation maps are a widely used spatial data representation in geographical information systems (GIS). Paths on elevation maps can be characterized by profiles, which describe re...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
Enabling keyword queries over relational databases (KQDB) benefits a large population of users who have difficulty in understanding the database schema or using SQLs. However, sin...
SIGMOD
2010
ACM
13 years 7 months ago
2010
ACM
We develop a compact and efficient reachability labeling scheme for answering provenance queries on workflow runs that conform to a given specification. Even though a workflow run...