Answered Questions

  • What is a Data Warehousing?

    Data Warehouse is a repository of integrated information, available for queries and analysis. Data and information are extracted from heterogeneous sources as they are generated....This makes it much easier and more efficient to run queries over data that originally came from different sources. Typical relational databases are designed for on-line transactional processing (OLTP) and do not meet the...


    • Mar 10th, 2017

    The complete process of ETL activities (Extract, Transform and Load) and BI (Business Intelligence for generating reports) are called Data Warehousing.


    • Jan 25th, 2017

    Datawarehousing is a process of Designing a database Schema, ETL process and Reporting.