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» Complex Group-By Queries for XML
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SBBD
2007
69views Database» more  SBBD 2007»
13 years 10 months ago
Storing AXML documents with ARAXA
Active XML (AXML) documents combine extensional XML data with intentional data defined through Web service calls. The dynamic properties of these documents pose challenges to both ...
Cláudio Ananias Ferraz, Vanessa P. Braganho...
PVLDB
2010
103views more  PVLDB 2010»
13 years 7 months ago
Fast Optimal Twig Joins
In XML search systems twig queries specify predicates on node values and on the structural relationships between nodes, and a key operation is to join individual query node matche...
Nils Grimsmo, Truls Amundsen Bjørklund, Mag...
VLDB
2005
ACM
162views Database» more  VLDB 2005»
14 years 2 months ago
XQuery Implementation in a Relational Database System
Many enterprise applications prefer to store XML data as a rich data type, i.e. a sequence of bytes, in a relational database system to avoid the complexity of decomposing the dat...
Shankar Pal, Istvan Cseri, Oliver Seeliger, Michae...
WWW
2007
ACM
14 years 9 months ago
Exploit sequencing views in semantic cache to accelerate xpath query evaluation
In XML databases, materializing queries and their results into views in a semantic cache can improve the performance of query evaluation by reducing computational complexity and I...
Jianhua Feng, Na Ta, Yong Zhang, Guoliang Li
SEKE
2007
Springer
14 years 2 months ago
Managing XML Versions and Replicas in a P2P Context
Peer-to-Peer (P2P) systems seek to provide sharing of computational resources, which may be duplicated or versioned over several peers. Duplicate resources (i.e. replicas) are the...
Deise de Brum Saccol, Nina Edelweiss, Renata de Ma...