Simply speaking, BI is the capability of analyzing the data of a datawarehouse in advantage of that business. A BI tool analyzes the data of a datawarehouse and to come into some business decision depending on the result of the analysis.

Business Intelligence is a collection of broad category of application programs and techniques used to querying,retrieving,reporting and analyzing the business informations multidimentionally.

Business Intelligence is a collection of application specifications which allow the client applications to retrieve business informations from the DataWare House in order to make some business decissions.