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» A Data Model for XML Databases
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VLDB
2004
ACM
96views Database» more  VLDB 2004»
16 years 4 months ago
Multidimensional data modeling for location-based services
With the recent and continuing advances in areas such as wireless communications and positioning technologies, mobile, locationbased services are becoming possible. Such services ...
Christian S. Jensen, Augustas Kligys, Torben Bach ...
235
Voted
VLDB
2007
ACM
113views Database» more  VLDB 2007»
16 years 4 months ago
Fast nGram-Based String Search Over Data Encoded Using Algebraic Signatures
We propose a novel string search algorithm for data stored once and read many times. Our search method combines the sublinear traversal of the record (as in Boyer Moore or Knuth-M...
Witold Litwin, Riad Mokadem, Philippe Rigaux, Thom...
243
Voted
ICDE
2003
IEEE
161views Database» more  ICDE 2003»
16 years 5 months ago
Structural Join Order Selection for XML Query Optimization
Structural join operations are central to evaluating queries against XML data, and are typically responsible for consuming a lion's share of the query processing time. Thus, ...
Yuqing Wu, Jignesh M. Patel, H. V. Jagadish
151
Voted
ICDE
2009
IEEE
160views Database» more  ICDE 2009»
15 years 1 months ago
Perm: Processing Provenance and Data on the Same Data Model through Query Rewriting
Data provenance is information that describes how a given data item was produced. The provenance includes source and intermediate data as well as the transformations involved in pr...
Boris Glavic, Gustavo Alonso
FCT
2005
Springer
15 years 9 months ago
The Complexity of Querying External Memory and Streaming Data
We review a recently introduced computation model for streaming and external memory data. An important feature of this model is that it distinguishes between sequentially reading (...
Martin Grohe, Christoph Koch, Nicole Schweikardt