Stats the term ERD
Stats the term ERD?
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Data models are tools utilized in analysis to explain the data requirements and assumptions in the system by a top-down perspective. Also they set the stage for the design of databases later upon in the SDLC.
Explain Triggers and Rules?
Specify the types of dimensions?
Explain the Normalizer transformation?
What does web mining mean
Write down brief note on the differentiation between dynamic cache and static cache?
Explain briefly the term an outer join?
Provide the formula for the Pearson’s r.
Give a brief introduction of term the conformed fact?
Clarify briefly why dimension tables is de-normalized in the nature?
State the difference between the class and universe?
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