324 search results - page 24 / 65 » Reducing Expression Size Using Rule-Based Integration |
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
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...
VLDB
2002
ACM
14 years 7 months ago
2002
ACM
The view selection problem is to choose a set of views to materialize over a database schema, such that the cost of evaluating a set of workload queries is minimized and such that ...
ICDE
2002
IEEE
14 years 9 months ago
2002
IEEE
XML and other semi-structured data may have partially specified or missing schema information, motivating the use of a structural summary which can be automatically computed from ...
ICSM
2006
IEEE
14 years 1 months ago
2006
IEEE
The test case execution order affects the time at which the objectives of testing are met. If the objective is fault detection, an inappropriate execution order might reveal most ...
TWC
2008
2008
On the design, selection algorithm and performance analysis of limited feedback transmit beamforming
13 years 7 months ago
Multiple-input multiple-output (MIMO) systems achieve significant diversity and array gains by using transmit beamforming. When complete channel state information (CSI) is not avai...