131 search results - page 2 / 27 » Using SQL to Build New Aggregates and Extenders for Object- ... |
SDM
2003
SIAM
13 years 6 months ago
2003
SIAM
A lack of power and extensibility in their query languages has seriously limited the generality of DBMSs and hampered their ability to support data mining applications. Thus, ther...
TKDE
2012
11 years 7 months ago
2012
—Preparing a data set for analysis is generally the most time consuming task in a data mining project, requiring many complex SQL queries, joining tables and aggregating columns....
ADBIS
2009
Springer
13 years 12 months ago
2009
Springer
Abstract. In moving object databases, many authors assume that number and position of objects to be processed are always known in advance. Detecting an unknown moving object and pu...
SIGMOD
2005
ACM
13 years 11 months ago
2005
ACM
One of the most powerful features of SQL is the use of nested queries. Most research work on the optimization of nested queries focuses on aggregate subqueries. However, the solut...
EDBT
2009
ACM
13 years 10 months ago
2009
ACM
Decision Support Systems (DSS) are information systems that support decision making processes. In many scenarios these systems are built on top of data managed by DBMSs and make e...