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Explain the ISA relationship
Answer: ISA relationship - ISA notation is employed in generalization/ specialization to depict relationship among lower and higer level entity set.
This language that enable user manipulate to or access data as organized by appropriate data model. Low level or Procedural DML : DML needs a user to specify what data ar
Design a gennalization and specialization hierarchy for an automobile sales company
State the Component Diagram A component diagram represents a set of component and relationships among them. In a dynamic model, component diagram is used to model physical com
Modular growth: In distributed environments, it is simple to expand. Latest sites can be added to the network without affecting the operations of other sites, as they are somewhat
prototype of a distributed information system for a national car part retail outlet chain.
What is known as a search key? An attribute or set of attributes used to look up records in a file is known as a search key.
When a function module is activated syntax checking is performed automatically. YEs, a function module is activated syntax checking.
What is Candidate Key Super Key or Candidate Key: It is such an attribute of a table that can uniquely recognize a row in a table. Generally they have unique values and can n
random file sharing
explain ER Modeling?
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