Advanced Data Warehouse Design: From Conventional to Spatial - download pdf or read online

By Elzbieta Malinowski

ISBN-10: 3540744045

ISBN-13: 9783540744047

ISBN-10: 3540744053

ISBN-13: 9783540744054

A facts warehouse shops huge volumes of old information required for analytical reasons. this information is extracted from operational databases; remodeled right into a coherent entire utilizing a multidimensional version that incorporates measures, dimensions, and hierarchies; and loaded right into a facts warehouse in the course of the extraction-transformation-loading (ETL) process.

Malinowski and Zimányi clarify intimately traditional facts warehouse layout, masking particularly advanced hierarchy modeling. also, they tackle cutting edge domain names lately brought to increase the functions of information warehouse structures, particularly the administration of spatial and temporal info. Their presentation covers varied stages of the layout approach, corresponding to necessities specification, conceptual, logical, and actual layout. They comprise 3 various techniques for standards specification looking on no matter if clients, operational facts resources, or either are the motive force within the requisites amassing approach, and so they convey how each one method ends up in the construction of a conceptual multidimensional version. in the course of the ebook the ideas are illustrated utilizing many real-world examples and accomplished by means of pattern implementations for Microsoft's research prone 2005 and Oracle 10g with the OLAP and the Spatial extensions.

For researchers this booklet serves as an advent to the state-of-the-art on information warehouse layout, with many references to extra targeted resources. delivering a transparent and a concise presentation of the foremost thoughts and result of facts warehouse layout, it may possibly even be used because the foundation of a graduate or complicated undergraduate direction. The ebook might help skilled facts warehouse designers to amplify their research percentages by way of incorporating spatial and temporal details. eventually, specialists in spatial databases or in geographical info platforms may gain advantage from the knowledge warehouse imaginative and prescient for development cutting edge spatial analytical applications.

Show description

Read Online or Download Advanced Data Warehouse Design: From Conventional to Spatial and Temporal Applications PDF

Best information systems books

Download PDF by James M. Kerr: The Best Practices Enterprise: A Guide to Achieving

There are seven top practices which are quintessential during this period of fast swap, expanding buyer calls for, and severe international pageant. those seven top practices tackle the folks, approaches, and know-how parts of which each and every company is comprised. with no them firmly in position, a firm will ultimately flounder.

In the Hurricane's Eye: The Troubled Prospects of - download pdf or read online

The world's multinational agencies face a spell of tough climate, political economist Ray Vernon argues, not just from the host international locations during which they've got tested their subsidiaries, but in addition from their domestic nations. Such enterprises--a few thousand in quantity, together with Microsoft, Toyota, IBM, Siemens, Samsung, and others--now generate approximately half the world's business output and 1/2 the world's international exchange; so any switch within the rather benign weather during which they've got operated during the last decade will create critical tensions in overseas financial relatives.

Download e-book for iPad: GeoComputational Modelling: Techniques and Applications by Manfred M. Fischer, Yee Leung

Geocomputation might be considered because the program of a computational technological know-how paradigm to check a variety of difficulties in geographical platforms contexts. This quantity offers a transparent, complete and carefully cutting-edge evaluation of present study, written through top figures within the box. It presents very important insights into this new and swiftly constructing box and makes an attempt to set up the foundations, and to boost options for fixing genuine global difficulties in a wide range of program domain names with a catalyst to bigger figuring out of what geocomputation is and what it includes.

Get Achieving Business Success with GIS PDF

Written at a pragmatic point, suited for the enterprise viewers, this remarkable publication explores the company atmosphere of creating GIS winning. It applies educational rigor to useful and advertisement implementation matters and gives viewpoints from all events considering GIS implementation. attaining company good fortune with GIS offers tangible suggestion starting from technical and monetary to organizational and advertisement.

Extra resources for Advanced Data Warehouse Design: From Conventional to Spatial and Temporal Applications

Example text

Since the book covers several research areas, we describe next the contributions of this research to each of them. 1 Conventional Data Warehouses The main contributions of our proposal in the field of conventional data warehouses include the following aspects. , entity types, relationship types, and attributes, with their usual semantics. Therefore, it allows designers to apply the same modeling constructs as those used for operational database design, and it provides a conceptual representation independent of technical details.

A relationship type may relate two or more object types: it is called binary if it relates two object types, and n-ary if it relates more than two object types. In Fig. 1, all relationship types are binary. Depending on the maximum cardinality of each role, binary relationship types can be categorized into one-to-one, one-to-many, and many-to-many relationship types. In Fig. 1, the relationship Advisor is one-to-many, since an assistant is related to at most one professor, while a professor may be related to several assitants.

Chapter 6 specifies a method for conventional-data-warehouse design. Our proposal is in line with traditional database design methods that include the phases of requirements specification, conceptual design, logical design, and 16 1 Introduction physical design. We describe three different approaches to the requirements specification phase, giving recommendations on when to use each of them. Then, we refer to conceptual, logical, and physical design, considering both data warehouse structures and extraction-transformation-loading processes.

Download PDF sample

Advanced Data Warehouse Design: From Conventional to Spatial and Temporal Applications by Elzbieta Malinowski

by Anthony

Rated 4.55 of 5 – based on 26 votes