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» Compressing Relations and Indexes
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VLDB
1994
ACM
99views Database» more  VLDB 1994»
14 years 1 months ago
Join Index Hierarchies for Supporting Efficient Navigations in Object-Oriented Databases
A join index hierarchy method is proposed to handle the "goto's on disk" problem in objectoriented query processing. The method constructs a hierarchy of join indic...
Zhaohui Xie, Jiawei Han
PVLDB
2008
126views more  PVLDB 2008»
13 years 8 months ago
Dwarfs in the rearview mirror: how big are they really?
Online-Analytical Processing (OLAP) has been a field of competing technologies for the past ten years. One of the still unsolved challenges of OLAP is how to provide quick respons...
Jens Dittrich, Lukas Blunschi, Marcos Antonio Vaz ...
VLDB
1990
ACM
100views Database» more  VLDB 1990»
14 years 1 months ago
Indexing in a Hypertext Database
Databaseindexing is a well studied problem. However, the advent of Hypertext databasesopensnew questionsin indexing. Searches are often demarcated by pointers between text items. ...
Chris Clifton, Hector Garcia-Molina
SSD
2005
Springer
129views Database» more  SSD 2005»
14 years 2 months ago
Spatio-textual Indexing for Geographical Search on the Web
Many web documents refer to specific geographic localities and many people include geographic context in queries to web search engines. Standard web search engines treat the geogra...
Subodh Vaid, Christopher B. Jones, Hideo Joho, Mar...
SIGMOD
2001
ACM
124views Database» more  SIGMOD 2001»
14 years 9 months ago
Query Optimization In Compressed Database Systems
Over the last decades, improvements in CPU speed have outpaced improvements in main memory and disk access rates by orders of magnitude, enabling the use of data compression techn...
Zhiyuan Chen, Johannes Gehrke, Flip Korn