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NGITS
1997
Springer
14 years 20 days ago
Faster Joins, Self Joins and Multi-Way Joins Using Join Indices
We propose a new algorithm, called Stripe-join, for performing a join given a join index. Stripe-join is inspired by an algorithm called \Jive-join" developed by Li and Ross....
Hui Lei, Kenneth A. Ross
INTERNET
2007
103views more  INTERNET 2007»
13 years 8 months ago
Publish-Subscribe Information Delivery with Substring Predicates
The content-based publish/subscribe (pub/sub)paradigm for system design is becoming increasingly popular, offering unique benefits for a large number of data-intensive applicatio...
Ioannis Aekaterinidis, Peter Triantafillou
SIGMOD
1998
ACM
124views Database» more  SIGMOD 1998»
14 years 22 days ago
An Alternative Storage Organization for ROLAP Aggregate Views Based on Cubetrees
The Relational On-Line Analytical Processing (ROLAP) is emerging as thedominant approach in data warehousing with decision support applications. In order to enhance query performa...
Yannis Kotidis, Nick Roussopoulos
DAWAK
2005
Springer
13 years 10 months ago
Incremental Data Mining Using Concurrent Online Refresh of Materialized Data Mining Views
Abstract. Data mining is an iterative process. Users issue series of similar data mining queries, in each consecutive run slightly modifying either the definition of the mined dat...
Mikolaj Morzy, Tadeusz Morzy, Marek Wojciechowski,...
SIGMOD
2009
ACM
220views Database» more  SIGMOD 2009»
14 years 8 months ago
Keyword search in databases: the power of RDBMS
Keyword search in relational databases (RDBs) has been extensively studied recently. A keyword search (or a keyword query) in RDBs is specified by a set of keywords to explore the...
Lu Qin, Jeffrey Xu Yu, Lijun Chang