Data warehousing and online analytical processing pdf

  • The answer is no, they are different.
    Data warehouse is an archive where historical corporate data is stored and can be analyzed then.
    It can use different technologies for data extraction and analyzing.
    And OLAP is one of those technologies that analyze and evaluate data from the data warehouse.
Unit-II. Data Warehousing and Online Analytical Processing: Basic Concepts. What Is a DataWarehouse? Loosely speaking, a data warehouse refers to a data 

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