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Modelling stars using XML

Published: 09 November 2001 Publication History

Abstract

We suppose collections of XML data described by Document Type Definitions (DTDs). This data has been generated by applications and plays a role of OLTP database(s). A star schema, a well-known technique used in data warehousing, can be applied. Then dimension information is supposed to be contained in XML data. We will use the notions of subDTD and view, and formulate referential integrity constraints in XML environment. We use simple pattern matching capabilities of current XML query languages for XML view specification and tree embedding algorithms for these purposes. A dimension hierarchy is defined as a set of logically connected collections of XML data. Facts may be also conceived as elements of an XML document. Due to the structural complexity of XML data the approach requires subtler formal model than it is done with conventional dimension and fact tables described by classical star schemes. In consequence, our approach captures more from heterogeneity of source databases than it is done in classical relational approaches to data warehousing.

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cover image ACM Conferences
DOLAP '01: Proceedings of the 4th ACM international workshop on Data warehousing and OLAP
November 2001
98 pages
ISBN:1581134371
DOI:10.1145/512236
Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected]

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Published: 09 November 2001

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Author Tags

  1. XML
  2. data warehouse
  3. dimension
  4. star schema

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  • (2014)Towards the automation of XML data warehouse logical designNinth International Conference on Digital Information Management (ICDIM 2014)10.1109/ICDIM.2014.6991422(27-32)Online publication date: Sep-2014
  • (2014)A global and comprehensive approach for XML data warehouse design2014 IEEE/ACS 11th International Conference on Computer Systems and Applications (AICCSA)10.1109/AICCSA.2014.7073251(578-585)Online publication date: Nov-2014
  • (2013)Innovative Approaches for Efficiently Warehousing Complex Data from the WebData Mining10.4018/978-1-4666-2455-9.ch074(1422-1448)Online publication date: 2013
  • (2012)Innovative Approaches for Efficiently Warehousing Complex Data from the WebBusiness Intelligence Applications and the Web10.4018/978-1-61350-038-5.ch002(26-52)Online publication date: 2012
  • (2010)Multidimensional Databases and Data WarehousingSynthesis Lectures on Data Management10.2200/S00299ED1V01Y201009DTM0092:1(1-111)Online publication date: Jan-2010
  • (2010)Finding an application-appropriate model for XML data warehousesInformation Systems10.1016/j.is.2009.12.00235:6(662-687)Online publication date: 1-Sep-2010
  • (2009)Multidimensional Modeling of Complex DataEncyclopedia of Data Warehousing and Mining, Second Edition10.4018/978-1-60566-010-3.ch210(1358-1364)Online publication date: 2009
  • (2008)Integrating Data Warehouses with Web DataIEEE Transactions on Knowledge and Data Engineering10.1109/TKDE.2007.19074620:7(940-955)Online publication date: 1-Jul-2008
  • (2006)X-warehousingProceedings of the 10th East European conference on Advances in Databases and Information Systems10.1007/11827252_6(39-54)Online publication date: 3-Sep-2006
  • (2005)Integrating heterogeneous data warehouses using XML technologiesJournal of Information Science10.1177/016555150505246731:3(209-229)Online publication date: 1-Jun-2005
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