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violin13 violin13
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5 years ago
Which of the following are difficulties when changing the maximum cardinality from 1:1 to 1:N?

• Preserving the existing tables

• Preserving the existing relationships

• Preserving the existing data

• Both Preserving the existing tables and Preserving the existing relationships are correct
Textbook 
Database Processing: Fundamentals, Design, and Implementation

Database Processing: Fundamentals, Design, and Implementation


Edition: 15th
Authors:
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whoohoo8whoohoo8
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5 years ago
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