Explaining data warehouse
Explain in brief the term data warehouse.
Expert
Data warehouse is defined as a repository of the different heterogeneous data sources that is organized under the unified schema at a single site in order to facilitate the management decision making.
(or)
A data warehouse is defined as the subject-oriented, time-variant and non-volatile collection of the data in support of management’s decision-making procedure.
Explain the types of jobs we have within the Data stage?
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Define the term Smoothing.
Define the term File Manager and Storage Manager in relational database management system.
Give a brief introduction of the term data mining and data modeling? In what manner both the termed are used?
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Illustrates the term data structure node class?
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Determine the best value for cschedspins?
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