What is ETL? ETL stands for Extract Transform and Load. ETL is a process in which data transfer takes place in multiple stages. Data transfer starts from the legacy source to the staging server, from staging to data warehouse and finally from a data warehouse to data marts and then load the data from data mart into cubes of browsing. What is a Data Warehouse? A data warehousing is a technique of managing data after collecting it from various sources to provide [...]
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