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PVLDB
2010
13 years 3 months ago
2010
Independence analysis is the problem of determining whether an update affects the result of a query, e.g. a constraint or materialized view. We develop a new, modular framework fo...
SIGMOD
2007
ACM
14 years 5 months ago
2007
ACM
This paper investigates a class of transform queries proposed by XQuery Update [6]. A transform query is defined in terms of XML update syntax. When posed on an XML tree T, it ret...
WWW
2005
ACM
13 years 10 months ago
2005
ACM
This paper proposes an incremental maintenance algorithm that efficiently updates the materialized XPath/XSLT views defined using XPath expressions in XP{[],∗,//,vars} . The al...
APLAS
2004
ACM
13 years 10 months ago
2004
ACM
In many occasions would one encounter the task of maintaining the consistency of two pieces of structured data that are related by some transform — synchronising bookmarks in di...
ADC
2008
Springer
13 years 7 months ago
2008
Springer
Many existing access controls use node filtering or querying rewriting techniques. These techniques require rather time-consuming processes such as parsing, labeling, pruning and/...