A relationship is an association representing the interaction between attributes.
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Database · all questionsModeling Data in the Organization
Modeling Data in the Organization
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A binary relationship is a relationship between two or more entities.
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Some business rules cannot be represented in common data modeling notation.
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A time stamp is a time value that is associated with a data value.
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A logical representation of the data for an organization or for a business area is known as an entity-relationship model.
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A derived attribute is an attribute whose values can be calculated from a related relationship.
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A fact is a word or phrase that has a specific meaning for the business.
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A strong entity is an entity whose existence depends on some other entity type.
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Multiple and binary relationships are the same thing.
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No two attributes of the same entity type should have the same name.
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