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» Perspectives and Complex Aggregates
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185
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VLDB
2003
ACM
115views Database» more  VLDB 2003»
16 years 1 months ago
Lineage tracing for general data warehouse transformations
Data warehousing systems integrate information from operational data sources into a central repository to enable analysis and mining of the integrated information. During the integ...
Yingwei Cui, Jennifer Widom
205
Voted
SIGMOD
2005
ACM
220views Database» more  SIGMOD 2005»
16 years 29 days ago
Sampling Algorithms in a Stream Operator
Complex queries over high speed data streams often need to rely on approximations to keep up with their input. The research community has developed a rich literature on approximat...
Theodore Johnson, S. Muthukrishnan, Irina Rozenbau...
233
Voted
SIGMOD
2005
ACM
360views Database» more  SIGMOD 2005»
16 years 29 days ago
NaLIX: an interactive natural language interface for querying XML
Database query languages can be intimidating to the nonexpert, leading to the immense recent popularity for keyword based search in spite of its significant limitations. The holy ...
Yunyao Li, Huahai Yang, H. V. Jagadish
97
Voted
EDBT
2008
ACM
124views Database» more  EDBT 2008»
16 years 28 days ago
Scalable XQuery type matching
XML Schema awareness has been an integral part of the XQuery language since its early design stages. Matching XML data against XML types is the main operation that backs up XQuery...
Jens Teubner
PERCOM
2007
ACM
16 years 12 days ago
Middleware Support for Quality of Context in Pervasive Context-Aware Systems
Middleware support for pervasive context-aware systems relieves context-aware applications from dealing with the complexity of context-specific operations such as context acquisit...
Kamran Sheikh, Maarten Wegdam, Marten van Sinderen