315 search results - page 30 / 63 » An Overview of Query Optimization in Relational Systems |
IDEAS
2008
IEEE
14 years 2 months ago
2008
IEEE
1 We propose a new framework for the summarization of XML document properties called EXsum (Element-wise XML summarization), which can capture statistical information of all import...
VLDB
2002
ACM
14 years 7 months ago
2002
ACM
Abstract This paper describes the overall design and architecture of the Timber XML database system currently being implemented at the University of Michigan. The system is based u...
VLDB
2001
ACM
14 years 7 months ago
2001
ACM
The problem of answering queries using views is to find efficient methods of answering a query using a set of previously materialized views over the database, rather than accessin...
NLDB
2007
Springer
14 years 1 months ago
2007
Springer
Information retrieval needs to match relevant texts with a given query. Selecting appropriate parts is useful when documents are long, and only portions are interesting to the user...
SIGMOD
2012
ACM
11 years 10 months ago
2012
ACM
How-To queries answer fundamental data analysis questions of the form: “How should the input change in order to achieve the desired output”. As a Reverse Data Management probl...