181 search results - page 16 / 37 » A Mechanism for Verifying Data Speculation |
165
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VLDB
2007
ACM
15 years 9 months ago
2007
ACM
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 ...
80
Voted
ALGORITHMICA
2004
14 years 9 months ago
2004
Query answers from on-line databases can easily be corrupted by hackers or malicious database publishers. Thus it is important to provide mechanisms which allow clients to trust th...
DBSEC
2003
14 years 11 months ago
2003
Abstract Data integrity can be problematic when integrating and organizing information from many sources. In this paper we describe efficient mechanisms that enable a group of data...
104
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ASWC
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. We consider the problem of designing data wrapping ontologies whose purpose is to describe relational data sources and to provide a semantically enriched access to the un...
62
Voted
VLDB
2000
ACM
15 years 1 months ago
2000
ACM
When a data warehouse is loaded at night and queried during the day, there is no requirement for concurrent update and querying. However there are a number of situations where con...