What are the improved features in Teradata V2R5/6
What are the improved features in Teradata V2R5/6?
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V2R6 incorporated the feature of replica in this. In which copy of data base are obtainable on another system.mean V2R6 give the additional data protection as comparison to V2R5 while when data from one system has been destroyed.
What is meant by the snow flake schema?
Write a short note on the differences between vertical and horizontal portioning?
Provide the formula for the Pearson’s r.
Explain how one source columns or the rows may be loaded within the two different tables?
Provide a brief differentiation between independent and dependent data warehouse?
Why not the PHENIX, the Zelinka or Otwinoski libraries and so forth?
Describe the difference between complexType elements and simple elements?
What are to objectives of OLE DB?
Explain the transformations which are used for the variable port?
Provide a brief introduction of the term ‘Data Mart’?
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