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- Primary Key:- Ensures that the attribute values are unique and can uniquely identif…
Read moreD ata modeling:- Data modeling is the process of creating a visual representation of …
Read moreProblem Chef and some of his friends are planning to participate in a puzzle hunt event. The rules of the puzzle hunt…
Read moreAggregation is a concept in the Entity-Relationship (ER) model that represents a relationship between a whole and it…
Read moreSpecialization and generalization are concepts used in the Entity-Relationship (ER) model to represent inheritance re…
Read moreIn an Entity-Relationship (ER) model, entity sets can be categorized as weak entity sets and strong entity sets base…
Read moreA mapping constraint, also known as a mapping rule or transformation rule, refers to a set of conditions or specific…
Read moreDesign issues in the context of database systems refer to the considerations and decisions that need to be made duri…
Read moreThe Entity-Relationship (ER) model is a conceptual data model used to represent the entities, relationships, and att…
Read moreThe overall system architecture refers to the high-level design and structure of a system, depicting the components,…
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