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SIGMOD
2004
ACM
107views Database» more  SIGMOD 2004»
16 years 6 months ago
Static Optimization of Conjunctive Queries with Sliding Windows Over Infinite Streams
We define a framework for static optimization of sliding window conjunctive queries over infinite streams. When computational resources are sufficient, we propose that the goal of...
Ahmed Ayad, Jeffrey F. Naughton
PODS
2004
ACM
96views Database» more  PODS 2004»
16 years 6 months ago
Roads, Codes and Spatiotemporal Queries
We present a novel coding-based technique for answering spatial and spatiotemporal queries on objects moving along a system of curves on the plane such as many road networks. We h...
Sandeep Gupta, Swastik Kopparty, Chinya V. Ravisha...
PODS
2004
ACM
98views Database» more  PODS 2004»
16 years 6 months ago
Processing First-Order Queries under Limited Access Patterns
We study the problem of answering queries over sources with limited access patterns. Given a first-order query Q, the problem is to decide whether there is an equivalent query whi...
Alan Nash, Bertram Ludäscher
EDBT
2004
ACM
234views Database» more  EDBT 2004»
16 years 6 months ago
A Condensation Approach to Privacy Preserving Data Mining
In recent years, privacy preserving data mining has become an important problem because of the large amount of personal data which is tracked by many business applications. In many...
Charu C. Aggarwal, Philip S. Yu
EDBT
2004
ACM
147views Database» more  EDBT 2004»
16 years 6 months ago
Efficient Query Evaluation over Compressed XML Data
XML suffers from the major limitation of high redundancy. Even if compression can be beneficial for XML data, however, once compressed, the data can be seldom browsed and queried i...
Andrei Arion, Angela Bonifati, Gianni Costa, Sandr...