"I have frequently experienced projects that ran into serious problems due to data issues - typically issues caused by differences between various source systems," writes Erik Haahr in Information Management.
"The requirement is to be able to identify the same object in different systems. The problems could show up in various types of projects like Analytics/BI projects, Big Data projects, projects integrating new frontend systems, projects consolidating or replacing backend systems, etc.
In short all IT related projects..."
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