Sciweavers

6905 search results - page 291 / 1381
» Querying Multidimensional Databases
Sort
View
FUIN
2008
88views more  FUIN 2008»
15 years 6 months ago
Preferential Regular Path Queries
In this paper, we introduce preferential regular path queries. These are regular path queries whose symbols are annotated with preference weights for "scaling" up or down...
Gösta Grahne, Alex Thomo, William W. Wadge
ICDE
2006
IEEE
95views Database» more  ICDE 2006»
16 years 8 months ago
R-trees with Update Memos
The problem of frequently updating multi-dimensional indexes arises in many location-dependent applications. While the R-tree and its variants are one of the dominant choices for ...
Xiaopeng Xiong, Walid G. Aref
ICDE
2000
IEEE
121views Database» more  ICDE 2000»
16 years 8 months ago
Creating a Customized Access Method for Blobworld
We present the design and analysis of a customized access method for the content-based image retrieval system, Blobworld. Using the amdb access method analysis tool, we analyzed t...
Megan Thomas, Chad Carson, Joseph M. Hellerstein
DEXA
2008
Springer
117views Database» more  DEXA 2008»
15 years 8 months ago
Space-Partitioning-Based Bulk-Loading for the NSP-Tree in Non-ordered Discrete Data Spaces
Properly-designed bulk-loading techniques are more efficient than the conventional tuple-loading method in constructing a multidimensional index tree for a large data set. Although...
Gang Qian, Hyun-Jeong Seok, Qiang Zhu, Sakti Prama...
ICDE
2008
IEEE
132views Database» more  ICDE 2008»
16 years 8 months ago
Auditing SQL Queries
We study the problem of auditing a batch of SQL queries: Given a forbidden view of a database that should have been kept confidential, a batch of queries that were posed over this ...
Rajeev Motwani, Shubha U. Nabar, Dilys Thomas