3.1 Why is business intelligence needed?

BI is about analyzing an organization’s performance in order to improve its income and competitiveness. Thus, in a sense BI is something organizations have always been involved with BI on some level. With today’s modern IT systems however, organizations are collecting ever increasing volumes of data and it is no longer possible to analyze such data without specialized tools and methods. The data will not fit inside a person’s head.

Business Intelligence tools let users sip efficiently through huge amounts in a matter of seconds. Such impressive response times are not simply given by modern hardware and software. Special architectures and methods for building such systems are required.


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