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Database Modeling with Microsoft® Visio for Enterprise Architects
book

Database Modeling with Microsoft® Visio for Enterprise Architects

by Terry Halpin, Ken Evans, Pat Hallock, Bill Maclean
September 2003
Intermediate to advanced content levelIntermediate to advanced
425 pages
16h 30m
English
Morgan Kaufmann
Content preview from Database Modeling with Microsoft® Visio for Enterprise Architects
declare it primary by checking the Primary check box before pressing OK. Primary
external uniqueness is displayed as a circled “P” as shown in Figure 5–6(b).
To make an unqualified external uniqueness constraint primary, right-click the con-
straint, choose Database Properties from its context menu, and check the box labeled
“Represents the primary identification scheme.” If you do not declare a uniqueness
constraint as primary and it is the only uniqueness constraint that is a candidate for pri-
mary reference, the tool will automatically mark it primary when building the logical
database schema. To reposition an external uniqueness constraint on ...
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Publisher Resources

ISBN: 9781558609198