161 search results - page 20 / 33 » Efficiently Executing Information-Gathering Plans |
179
click to vote
SIGMOD
2009
ACM
15 years 12 months ago
2009
ACM
We present a complete XPath cost-based optimization and execution framework and demonstrate its effectiveness and efficiency for a variety of queries and datasets. The framework i...
SIGMOD
2004
ACM
15 years 12 months ago
2004
ACM
A rich set of concepts and techniques has been developed in the context of query processing for the efficient and robust execution of queries. So far, this work has mostly focused...
199
click to vote
ICDE
2002
IEEE
16 years 1 months ago
2002
IEEE
We propose a novel approach to shape-based image retrieval that builds upon a similarity criterion which is based on the average point set distance. Compared to traditional techni...
103
click to vote
VLDB
1995
ACM
15 years 3 months ago
1995
ACM
Query processing is one of the most, critical issues in Object-Oriented DBMSs. Extensible opt,imizers with efficient, search strategies require a cost model to select the most eff...
194
click to vote
ICDE
2005
IEEE
16 years 1 months ago
2005
IEEE
Data warehousing and on-line analytical processing (OLAP) are essential for decision support applications. Common OLAP operations include for example drill down, roll up, pivot an...