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GSEM
2007
Springer
14 years 1 months ago
A Policy Language for Integrating Heterogeneous Authorization Policies
In order to manage and enforce multiple heterogeneous authorization policies in distributed authorization environment, we defined the root policy specification language and its cor...
Wei Zhou, Christoph Meinel
PARMA
2004
114views Database» more  PARMA 2004»
13 years 9 months ago
PatManQL: A Language to Manipulate Patterns and Data in Hierarchical Catalogs
Hierarchical structures and catalogs is a way to organize and enrich semantically the available information in the Web. From simple tree-like structures with syntactic constraints ...
Panagiotis Bouros, Theodore Dalamagas, Timos K. Se...
CORR
2011
Springer
207views Education» more  CORR 2011»
13 years 2 months ago
DB Category: Denotational Semantics for View-based Database Mappings
Abstract. We present a categorical denotational semantics for a database mapping, based on views, in the most general framework of a database integration/exchange. Developed databa...
Zoran Majkic
LRE
2008
96views more  LRE 2008»
13 years 7 months ago
Language resources for Hebrew
Abstract. We describe a suite of standards, resources and tools for computational encoding and processing of Modern Hebrew texts. These include an array of XML schemas for represen...
Alon Itai, Shuly Wintner
ICDE
1998
IEEE
104views Database» more  ICDE 1998»
14 years 9 months ago
Representing and Querying Changes in Semistructured Data
Semistructured data may be irregular and incomplete and does not necessarily conform to a fixed schema. As with structured data, it is often desirable to maintain a history of cha...
Sudarshan S. Chawathe, Serge Abiteboul, Jennifer W...