planning - designing - developing IT
Special Interest Group on Systems Analysis and Design

ER - Intl Conf on Conceptual Modeling

SiteLang: Conceptual Modeling of Internet Sites

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Internet information services are developed everywhere. Such services include content generation and functionality support which has to be modeled...

Using the Quantum Data Model to Develop Shareable Definitions

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This paper contains an outline of a new form of data model with particular focus on the way real-world...

A Frame Work for Modeling Electronic Contracts

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A contract is an agreement between two or more parties to create business relations or legal obligations between them....

Querying Relational Databases without Explicit Joins

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Despite its benefits and wide-spread acceptance, SQL is not a perfect query language. Although graphical tools for query...

NF-SS: A Normal Form for Semistructured Schema

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Semistructured data is becoming increasingly important for web applications with the development of XML and related technologies. Designing a...

A Formal Analysis of the Lightweight Directory Access Protocol

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LDAP (Lightweight Directory Access Protocol) directories are being widely used on the Web, for white pages information, user profiles,...

An XML Document Retrieval System Supporting Structure- and Content-Based Queries

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In this paper, we design and implement an XML document retrieval system which can support both structure- and content-based...

Extraction of Partial XML Documents Using IR-Based Structure and Contents Analysis

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As Internet technologies develop, XML is becoming widely used as a standard data/document format. Although the use of XML...

XDoC-WFMS: A Framework for Document Centric Workflow Management System

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Document Management is an important component of a workflow management system. XML has become a prominent language for document...

Active XML Schemas

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The possibility to share content easily among e-business partners constitutes one of the Web’s potentials. Especially XML facilitates interoperability...