Sciweavers

6654 search results - page 125 / 1331
» Querying Faceted Databases
Sort
View
VLDB
2004
ACM
118views Database» more  VLDB 2004»
14 years 3 months ago
Green Query Optimization: Taming Query Optimization Overheads through Plan Recycling
PLASTIC [1] is a recently-proposed tool to help query optimizers significantly amortize optimization overheads through a technique of plan recycling. The tool groups similar quer...
Parag Sarda, Jayant R. Haritsa
DEXA
2006
Springer
118views Database» more  DEXA 2006»
14 years 1 months ago
Using an Oracle Repository to Accelerate XPath Queries
One of the problems associated with XML databases is the poor performance of XPath queries. Although this has attracted much attention by the research community, solutions are eith...
Colm Noonan, Cian Durrigan, Mark Roantree
SIGMOD
2007
ACM
141views Database» more  SIGMOD 2007»
14 years 10 months ago
Assisted querying using instant-response interfaces
We demonstrate a novel query interface that enables users to construct a rich search query without any prior knowledge of the underlying schema or data. The interface, which is in...
Arnab Nandi, H. V. Jagadish
FQAS
2009
Springer
127views Database» more  FQAS 2009»
14 years 4 months ago
Finding Top-k Approximate Answers to Path Queries
We consider the problem of finding and ranking paths in semistructured data without necessarily knowing its full structure. The query language we adopt comprises conjunctions of r...
Carlos A. Hurtado, Alexandra Poulovassilis, Peter ...
DEXA
2000
Springer
102views Database» more  DEXA 2000»
14 years 2 months ago
Extending the Re-use of Query Results at Remote Client Sites
In 'Associative Caching' each client computer keeps a copy of its query result sets in its own local database. The purpose is to reduce the size and frequency of queries ...
Jerome Robinson, Barry G. T. Lowden