What is Virtual Data Warehousing?The aggregate view of complete data inventory is provided by Virtual Warehousing. The metadata is utilized for forming logical enterprise data model which is a part of database of record infrastructure , is contained in virtual data warehousing. The infrastructure consists of publishments of legacy database sysems with their metadta extracted. The standards JEE, JMS and EJBs are used in the infrastructure for the purpose of transactional unit requests and extract-tranform-load tools are used for loading real time bulk data.
What is Virtual Data Warehousing?A virtual data warehouse provides a compact view of the data inventory. It contains Meta data. It uses middleware to build connections to different data sources. They can be fast as they allow users to filter the most important pieces of data from different legacy applications.