What do you understand by the concept of weak entity used in data modelling? Explain the relevance
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What do you understand by the concept of weak entity used in data modelling? Explain the relevance of owner entity type, partial key and identifying relationship in the context of such modelling.
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A weak entity in data modeling is one that cannot be uniquely identified by its own attributes To maintain its uniqueness within the system it depends ...View the full answer
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