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Explain need of Data Warehouse.
written 2.0 years ago by gravatar for pradnyanabar2613 pradnyanabar2613 ★ 5.1k •   modified 2.0 years ago
data warehouse and mining
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written 2.0 years ago by gravatar for pradnyanabar2613 pradnyanabar2613 ★ 5.1k

Data Warehouse is needed for the following reasons:

  1. Business User
  2. Store historical data
  3. Make strategic decisions
  4. For data consistency and quality
  5. High response time

  1. Business User : Business users require a data warehouse to view summarised data from the past. Since these people are non-technical, the data may be presented …

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