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3NF Normal Form
A relation schema R is in 3NF if it is in 2NF and for each FD X A either of the following is true
In other words, if every non prime attribute is non-transitively related on primary key.
When a function module is activated syntax checking is performed automatically. YEs, a function module is activated syntax checking.
E-R model uses this symbol to represent weak entity set ? A Doubly outlined rectangle symbol is used to represent weak entity set.
as a customer service employee, explain five measures you would recommend a displeased student to patronise a school canteen
What is primary Key Explain? Primary Key - Primary key is one of the candidate keys. It should be selected such in which its attribute values are never, or very rarely, chang
explain in details about one to one binary relationship
What is meant by functional dependencies? Consider a relation schema R and α C R and β C R. The functional dependency α ->β holds on relational schema R if in any legal relati
what is view?explain
i need to implememnt a treee based mining algorithm. do you have an expert that can do that?
Emergence of Client Server Architecture Some of the pioneering work that was completed by some of the relational database vendors permitted the computing to be distributed on m
What is vertical fragmentation? Vertical fragmentation divides the relation by decomposing the scheme R of relation r.
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