223 search results - page 31 / 45 » Expressive and Efficient Peer-to-Peer Queries |
CORR
2010
Springer
13 years 7 months ago
2010
Springer
In recent years, the significant growth of RDF data used in numerous applications has made its efficient and scalable manipulation an important issue. In this paper, we present RD...
SIGMOD
2008
ACM
14 years 7 months ago
2008
ACM
Supporting ranking queries in database systems has been a popular research topic recently. However, there is a lack of study on supporting ranking queries in data warehouses where...
CIKM
2006
Springer
13 years 11 months ago
2006
Springer
The wide adoption of XML has increased the interest of the database community on tree-structured data management techniques. Querying capabilities are provided through tree-patter...
SIGMOD
2006
ACM
14 years 7 months ago
2006
ACM
Given a dataset P and a preference function f, a top-k query retrieves the k tuples in P with the highest scores according to f. Even though the problem is well-studied in convent...
BMCBI
2006
13 years 7 months ago
2006
Background: Sequence comparison is one of the most prominent tools in biological research, and is instrumental in studying gene function and evolution. The rapid development of hi...