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Define Fifth Normal form is concerned with Ans : Fifth Normal form is concerned with Join dependency.
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write-set(T): Each data items that are written by a transaction T
Define Single Value and Multivalued attribute Single value attribute comprise a single atomic value for an entity and multivalued attribute may have much more than one value f
Relational and E-R Model There are three types of constraints on relational database that have: DOMAIN CONSTRAINT PRIMARY KEY CONSTRAINT INTEGRITY CONSTRAINT
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What is trigger? Triggers are statements that are executed automatically by the system as the side effect of a modification to the database.
What is candidate key? Candidate Key - A candidate key of an entity set is a minimal superkey, which uniquely identifies each row in the relation.
how map binary relation one to one
Question: a) Discuss the concept of data independence, explaining its importance in a database environment. b) To address the issue of data independence, the ANSI-SPARC t
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