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____ constraints ensure that a value that appears in one relation for a given set of attributes also appears for a certain set of attributes in another relation.

  1. Logical Integrity
  2. Referential Integrity
  3. Domain Integrity
  4. Data Integrity
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constraints between 2 relations clearly   B) Referential Integrity achieved through foreign key

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Match the following $:$$\begin{array}{} \text{(a)} & \text{Create} & \text{(i)} & \text{The ER model} \\ \text{(b)} & \text{Select} & \text{(ii)} & \text{Relationship m...