Sciweavers

2662 search results - page 295 / 533
» Data Compression Support in Databases
Sort
View
EDBT
2006
ACM
130views Database» more  EDBT 2006»
16 years 6 months ago
Querying and Updating Probabilistic Information in XML
Abstract. We present in this paper a new model for representing probabilistic information in a semi-structured (XML) database, based on the use of probabilistic event variables. Th...
Serge Abiteboul, Pierre Senellart
ICDE
1991
IEEE
133views Database» more  ICDE 1991»
15 years 10 months ago
Read Optimized File System Designs: A Performance Evaluation
This paper presents a performance comparison of several file system allocation policies. The file systems are designed to provide high bandwidth between disks and main memory by...
Margo I. Seltzer, Michael Stonebraker
DASFAA
1999
IEEE
84views Database» more  DASFAA 1999»
15 years 11 months ago
P-Tree: A B-Tree Index for Lists
The high frequency of applications involving large, ordered, nested lists suggests that list is the "next most" natural data type after set. A list differs from a set th...
Ke Wang, Beng Chin Ooi, Sam Yuan Sung
VLDB
2004
ACM
92views Database» more  VLDB 2004»
15 years 12 months ago
Write-Optimized B-Trees
Large writes are beneficial both on individual disks and on disk arrays, e.g., RAID-5. The presented design enables large writes of internal B-tree nodes and leaves. It supports b...
Goetz Graefe
VLDB
2004
ACM
178views Database» more  VLDB 2004»
15 years 12 months ago
High-Dimensional OLAP: A Minimal Cubing Approach
Data cube has been playing an essential role in fast OLAP (online analytical processing) in many multi-dimensional data warehouses. However, there exist data sets in applications ...
Xiaolei Li, Jiawei Han, Hector Gonzalez