Business intelligence (BI) has been around for many more years than you might think. Decision support systems (DSS) and executive information systems (EIS) from the 1970s and 1980s, along with artificial intelligence (AI) systems from the 1990s, can now all be considered as part of what BI comprises today.
In brief, BI refers to the aggregation of all relevant business information, put together such that correlations and metrics may be monitored and analyzed, and the making of decisions based on trends and the results of the analyzed information.
In the early 2000s, when economic conditions became rough, companies began focusing on their businesses more closely. This produced the essential need for BI solutions. Many organizations ...