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SIGMOD
2007
ACM
124views Database» more  SIGMOD 2007»
14 years 5 months ago
Querying xml with update syntax
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...
Wenfei Fan, Gao Cong, Philip Bohannon
ACTAC
2008
94views more  ACTAC 2008»
13 years 5 months ago
Effect Preservation in Transaction Processing in Rule Triggering Systems
Rules provide an expressive means for implementing database behavior: They cope with changes and their ramifications. Rules are commonly used for integrity enforcement, i.e., for ...
Mira Balaban, Steffen Jurk
VLDB
1994
ACM
128views Database» more  VLDB 1994»
13 years 9 months ago
An Algebraic Approach to Rule Analysis in Expert Database Systems
Expert database systems extend the functionality of conventional database systems by providing a facility for creating and automatically executing Condition-Action rules. While Con...
Elena Baralis, Jennifer Widom
SYRCODIS
2008
184views Database» more  SYRCODIS 2008»
13 years 6 months ago
Towards Cost-based Query Optimization in Native XML Database Management Systems
In the last few years, XML became a de-facto standard for the exchange of structured and semi-structured data. The database research community took this development into account b...
Andreas M. Weiner, Christian Mathis, Theo Här...
SEDE
2007
13 years 6 months ago
A framework for constraint checking involving aggregates for multiple XML databases using schematron
Many internet and enterprise applications now not only use XML (eXtensible Markup Language) as a medium for communication but also for storing their data either temporarily for an...
Albin Laga, Praveen Madiraju