ETL testing in Business Intelligence (BI) Applications

Importance of Business Intelligence has never been more than today. Data, Big Data, Structured, Unstructured, BI reports, BI Analytics etc are heard so often today… This blog is focused on testing aspects of ETL(Extract, Transform, Load) part of Business Intelligence (BI) Applications. Lets talk a bit about BI Application first to bring everyone on same page and…

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Datawarehouse testing using MiniDBs for IT

In Business Intelligence(BI) applications there are Datawarehouse(DW) which holds data in Tera Bytes and sometimes go up to as many as 50-100 data sources. Testing such applications requires huge test servers and longer data testing cycles. The risk of source systems being down or in restore mode when ETL was running is not in team’s…

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Data Dictionary based Testing (DDbT) for Business Intelligence Applications

This Paper  tries to present a new  test methodology which can help us better test Business Intelligence (BI) or Data warehouse (DW) with more coverage, more data centric approach and with less time. The horizon’s to cover with this idea are endless to explore. Assume that we want to test a Business Intelligence (BI) or Data…

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