Explain term Data mart
Explain the term Data mart?
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A data mart refers to a subset of data warehouse which is designed for the particular line of business, like marketing, sales, or finance. Within the dependent data mart, data may be derived from the enterprise wide data warehouse. In an independent data mart data can be accumulated directly from sources.
Write down a short note on the Global Temporary tables (GTT).
Write down a short note on XML and also describe the uses of it?
Describe any two reasons which show the necessity of database redesign?
Explain the term Repository Tables within the Data Stage?
What is meant by the Drill Through?
Explain the power center repository?
Explain the calculation contexts?
Illustrates the Radix Sort?
Describe in brief about the Sybase group?
Illustrates the types of Data Independence?
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