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» Personalization of Queries in Database Systems
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PODC
2010
ACM
15 years 10 months ago
Brief announcement: on the quest of optimal service ordering in decentralized queries
This paper deals with pipelined queries over services. The execution plan of such queries defines an order in which the services are called. We present the theoretical underpinni...
Efthymia Tsamoura, Anastasios Gounaris, Yannis Man...
ICTAI
2007
IEEE
16 years 29 days ago
Facial Image Retrieval through Compound Queries Using Constrained Independent Component Analysis
In this work we present a new technique of facial-image retrieval using constrained independent component analysis (cICA). We have employed cICA for the online extraction of those...
Bilal Ahmed, Tahir Rasheed, Young-Koo Lee, Sungyou...
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ICDIM
2008
IEEE
16 years 1 months ago
Dynamic detection and administration of materialized views based on the Query Graph Model
Database Management Systems (DBMS) are complex software systems which are used in an increasing number of applications. To obtain the best performance for business relevant applic...
Andreas Lübcke, Ingolf Geist, Ronny Bubke
SIGMOD
2008
ACM
182views Database» more  SIGMOD 2008»
16 years 6 months ago
Multi-tenant databases for software as a service: schema-mapping techniques
In the implementation of hosted business services, multiple tenants are often consolidated into the same database to reduce total cost of ownership. Common practice is to map mult...
Stefan Aulbach, Torsten Grust, Dean Jacobs, Alfons...
CIKM
2004
Springer
15 years 10 months ago
Efficient processing of XML twig patterns with parent child edges: a look-ahead approach
With the growing importance of semi-structure data in information exchange, much research has been done to provide an effective mechanism to match a twig query in an XML database....
Jiaheng Lu, Ting Chen, Tok Wang Ling