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Read the original formalization of ORM. Terry Halpin wrote this thesis in 1989 using good old WordStar and a tailor-made driver to print all the symbols on an old dot matrix printer. That is why we only...
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Fri, Nov 23 2007
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260
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File Size 17.8MB
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The "design or description" survey is part of my research for an MSc in Information Systems Management at Liverpool University. This is a short interim report of my analysis of the responses...
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Sat, May 24 2008
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147
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File Size 430.6kB
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table image
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Mon, Jan 21 2013
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1,998
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File Size 11.4kB
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Shows the data types and value ranges for the integer data types in SQL Server 2012
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Wed, Jan 23 2013
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2,044
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File Size 71.5kB
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This image shows a schema that represents the data that is stored in an Excel spreadsheet that was shown by DeniseD on the database course run by Stanford University.
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Tue, Jan 29 2013
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2,278
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File Size 72.4kB
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This zip file contains five files: 1. An image that shows a schema that represents the data that is stored in an Excel spreadsheet that was shown by DeniseD on the database course run by Stanford University...
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Wed, Jan 30 2013
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1,492
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File Size 63.3kB
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This is the DDL for the "stanford" database that is used in the online Database course taught by Prof Jennifer Widom of Stanford University (CA). The zip file contains two files: One is the original...
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Wed, Jan 30 2013
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1,520
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File Size 2kB
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This is the message that I get when I browse to the clss2go website (6 & 7 February)
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Thu, Feb 7 2013
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1,931
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File Size 40.6kB
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This file shows you how to analyse functional dependencies in order to find keys. You watch a 10 minute video (link in the document) and then use the analysis sheet.
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Tue, Feb 12 2013
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2,302
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File Size 109.2kB
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I get a much better understanding of things when I use diagrams rather than words. This PowerPoint slide is my attempt to represent Question 1 in diagrammatic form. I know that this diagram is not complete...
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Tue, Mar 12 2013
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1,628
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File Size 99.9kB
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