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Database Fundamentals (8 of 10) - Many-to-many Relationships in a Data Model

Опубликовано: 03 Март 2014
на канале: J Kreie Database
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A logical data model may show many-to-many relationships but these cannot be built in the relational database. The physical data model decomposes the many-to-many relationship into at least two one-to-many relationships. This video gives examples of this.

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