67 search results - page 5 / 14 » The effect of horizontal database table partitioning on quer... |
SIGMOD
2011
ACM
12 years 9 months ago
2011
ACM
An important means of allowing non-expert end-users to pose ad hoc queries — whether over single databases or data integration systems — is through keyword search. Given a set...
DASFAA
2010
IEEE
13 years 11 months ago
2010
IEEE
Efficient management of RDF data is an important factor in realizing the Semantic Web vision. The existing approaches store RDF data based on triples instead of a relation model. I...
CIKM
2008
Springer
13 years 8 months ago
2008
Springer
Most prior work on information extraction has focused on extracting information from text in digital documents. However, often, the most important information being reported in an...
ICDE
1999
IEEE
14 years 8 months ago
1999
IEEE
Most operations of the relational algebra or SQL require a sorted stream of tuples for efficient processing. Therefore, processing complex relational queries relies on efficient a...
EDBT
2008
ACM
14 years 6 months ago
2008
ACM
Enterprises may have multiple database systems spread across the organization for redundancy or for serving different applications. In such systems, query workloads can be distrib...