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What is the used of specifying alias?
Specifying alias: is used to rename column or attribute in a table.
Question 1 What is data mining? Write Data Mining applications Question 2 What is OLAP? Write the benefits of OLAP Question 3 What is Business Intelligence? Explai
what factors might influence a company to outsource its IT infrascture.
Explain four causes for failures in data warehouse projects
differences between a classified catalog and a dictionary catalog
Normal 0 false false false EN-US X-NONE X-NONE
Question : (a) Explain with the help of appropriate examples the difference between ‘Data' and ‘Information'. (b) A digital image is an array of pixels, where each pixel h
What is a candidate key? Minimal super keys are known as candidate keys.
What are the costs to be considered when a transaction has to be rolled back when recovering from deadlock? Ans: A few transaction will must rolled back (made a victim)
Draw an Entity-Relationship model for the relational schema given in the Appendix. Show all the entities, relationships, relationship names, and attributes and also underline the
Serialisability: Any schedule that makes the similar results as a serial schedule is known as a serialisable schedule. But how can a schedule are determined to be serialisable or n
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