535 search results - page 39 / 107 » Insertion and Expansion Operations for |
158
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SIGMOD
2007
ACM
15 years 12 months ago
2007
ACM
A cracked database is a datastore continuously reorganized based on operations being executed. For each query, the data of interest is physically reclustered to speed-up future ac...
105
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ECML
2007
Springer
15 years 6 months ago
2007
Springer
The problem of learning metrics between structured data (strings, trees or graphs) has been the subject of various recent papers. With regard to the specific case of trees, some a...
VLDB
1997
ACM
15 years 4 months ago
1997
ACM
Abstract: Recently there has been an increasing interest in supporting bulk operations on multidimensional index structures. Bulk loading refers to the process of creating an initi...
ER
2006
Springer
15 years 3 months ago
2006
Springer
Abstract. We present a new technique for discovering and representing structural changes between two versions of a directed acyclic graph (DAG). Motivated by the necessity of chang...
ESWS
2008
Springer
15 years 1 months ago
2008
Springer
This paper concerns versioning services over Semantic Web (SW) repositories. We propose a novel storage index (based on partial orders), called POI, that exploits the fact that RDF...