Sciweavers

2736 search results - page 181 / 548
» Indexing uncertain data
Sort
View
SIGMOD
2004
ACM
126views Database» more  SIGMOD 2004»
16 years 6 months ago
Indexing Spatio-Temporal Trajectories with Chebyshev Polynomials
In this paper, we attempt to approximate and index a ddimensional (d 1) spatio-temporal trajectory with a low order continuous polynomial. There are many possible ways to choose ...
Yuhan Cai, Raymond T. Ng
EDBT
2008
ACM
159views Database» more  EDBT 2008»
16 years 6 months ago
Deleting index entries from compliance storage
In response to regulatory focus on secure retention of electronic records, businesses are using magnetic disks configured as write-once read-many (WORM) compliance storage devices...
Soumyadeb Mitra, Marianne Winslett, Nikita Borisov
TKDE
2010
218views more  TKDE 2010»
15 years 1 months ago
LIGHT: A Query-Efficient Yet Low-Maintenance Indexing Scheme over DHTs
DHT is a widely used building block for scalable P2P systems. However, as uniform hashing employed in DHTs destroys data locality, it is not a trivial task to support complex queri...
Yuzhe Tang, Shuigeng Zhou, Jianliang Xu

Book
688views
17 years 4 months ago
Database Management Systems
A set of presentations covering the book, which includes the following topics ER Model and Conceptual Design, The Relational Model and SQL DDL, Relational Algebra, SQL, Database Ap...
Raghu Ramakrishnan, Johannes Gehrke
ICDE
2008
IEEE
118views Database» more  ICDE 2008»
16 years 7 months ago
XML processing in DHT networks
We study the scalable management of XML data in P2P networks based on distributed hash tables (DHTs). We identify performance limitations in this context, and propose an array of t...
Serge Abiteboul, Ioana Manolescu, Neoklis Polyzoti...