687 search results - page 11 / 138 » Query Transformation for PSJ-Queries |
WLP
2000
Springer
14 years 4 days ago
2000
Springer
In this paper, a dynamic approach to deductive query evaluation is presented which combines the e ects of di erent SIP strategies used for the magic set rewriting technique. Given...
IQIS
2007
ACM
13 years 10 months ago
2007
ACM
Relational Database Systems often support activities like data warehousing, cleaning and integration. All these activities require performing some sort of data transformations. Si...
TSC
2010
13 years 3 months ago
2010
Data-Providing (DP) services allow query-like access to organizations' data via web services. The invocation of a DP service results in the execution of a query over data sour...
ADBIS
2004
Springer
14 years 2 months ago
2004
Springer
Abstract. Often, XML documents stored in an XML database must be transformed by an XSL processor into a client-specific format before queries are submitted. In applications where X...
FOIKS
2008
Springer
13 years 10 months ago
2008
Springer
Abstract In this paper we present a new rule-based approach for consistency preserving view updating in deductive databases. Based on rule transformations performed during schema d...