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Science-Related Homework Help Computer Studies Topic started by: jaspinder kaur on Feb 11, 2019



Title: When transforming an E-R data model into a relational database design, the key of the parent entity ...
Post by: jaspinder kaur on Feb 11, 2019
When transforming an E-R data model into a relational database design, the key of the parent entity should be placed as part of the primary key into the child entity ________.

• when the child entity is ID-dependent

• when the child entity is non-ID-dependent

• when the child entity has a 1:1 relationship with the parent entity

• when the child entity has a 1:N relationship with the parent entity


Title: When transforming an E-R data model into a relational database design, the key of the parent entity ...
Post by: mace on Feb 11, 2019
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Title: When transforming an E-R data model into a relational database design, the key of the parent entity ...
Post by: jaspinder kaur on Feb 11, 2019
Appreciate the effort, thank you!