Introduction of the term Virtual Data Warehousing
Give a brief introduction of the term Virtual Data Warehousing?
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The summative view of complete data inventory is offered by Virtual Warehousing . The metadata is employed for forming coherent enterprise data model that is a division of database of record infrastructure, is enclosed in virtual data warehousing. The infrastructure comprises of publishments of legacy database systems with their metadata extracted. The standards JMS, JEE and EJBs are employed in the infrastructure for the reason of transactional unit requests and extract-tranform-load tools are employed for loading real time large data.
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