ER diagram , Database Management System

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What are ways of finding out either an update is required or not for derived attributes? The ways to find out an update is required or, not are as: Explicit update

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State about the Activity Diagram Activity diagrams show flow from one activity to other. It is an ongoing non atomic execution within a state machine. Activity finally results

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Explain Interfaces for parametric Users? Interfaces for Parametric Users - Parametric users, such as bank tellers, frequent have a little set of operations in which they must p

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BMIS 351, Ask question #MinimRead Dennis et al. Chapter 6: Minicase 2. Work...

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What is a SELECT operation? The select operation selects tuples that please a given predicate. We use the lowercase letter σ to denote selection.

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What are the various symbols used to draw an E-R diagram (any 3)?

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