A Business Intelligence migration is a term that can be used to cover a number of things. It may cover the migration of data from a legacy system to a new database system, it may cover the migrating of data and reports from one Business Intelligence system to another, or it may even cover the merging of two corporate systems into one system (possibly during a merger). BI migration, it will necessitate a good, clear migration plan. In the vast majority of cases, a Business Intelligence migration plan should start with a review of what you have (the old system) and where you want to go (the new system). This is important as you may need to perform a comprehensive mapping exercise. The mapping exercise is a critical point in the migration planning exercises. Incorrect mappings will lead to incorrect data, which in turns leads to users losing interest in your Business Intelligence solution. Every organization embarks on migration initiatives from time-to-time for different factors. Some of