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» Multiple Range Query Optimization in Spatial Databases
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VLDB
2007
ACM
138views Database» more  VLDB 2007»
15 years 9 months ago
CADS: Continuous Authentication on Data Streams
We study processing and authentication of long-running queries on outsourced data streams. In this scenario, a data owner (DO) constantly transmits its data to a service provider ...
Stavros Papadopoulos, Yin Yang, Dimitris Papadias
DASFAA
2007
IEEE
174views Database» more  DASFAA 2007»
15 years 4 months ago
Efficient Holistic Twig Joins in Leaf-to-Root Combining with Root-to-Leaf Way
Finding all the occurrences of a twig pattern on multiple elements in an XML document is a core operation for efficient evaluation of XML queries. Holistic twig join algorithms, Tw...
Guoliang Li, Jianhua Feng, Yong Zhang, Lizhu Zhou
96
Voted
BTW
2009
Springer
99views Database» more  BTW 2009»
15 years 28 days ago
A Framework for Reasoning about Share Equivalence and Its Integration into a Plan Generator
: Very recently, Cao et al. presented the MAPLE approach, which accelerates queries with multiple instances of the same relation by sharing their scan operator. The principal idea ...
Thomas Neumann, Guido Moerkotte
101
Voted
RIDE
1996
IEEE
15 years 1 months ago
A Multidatabase System Implementation on CORBA
METU INteroperable DBMS (MIND) is a multidatabase system based on OMG's distributed object management architecture. It is implemented on top of a CORBA compliant ORB, namely,...
Asuman Dogac, Cevdet Dengi, Ebru Kilic, Gökha...
TIP
2002
81views more  TIP 2002»
14 years 9 months ago
Fractal image compression with region-based functionality
Region-based functionality offered by the MPEG-4 video compression standard is also appealing for still images, for example to permit object-based queries of a still-image database...
Kamel Belloulata, Janusz Konrad