This lifecycle is an iterative approach and follows four primary principles:
1.Focus on the business (Inception)
In this phase, you must gather the requirements, identify the businesses which are involved in your project scope, and analyze them.
2.Build an information infrastructure (Elaboration)
In this phase, you should design an approach for gathering all the information into single, integrated, easy-to-understand, and well-structured foundation that will be covered all the requirements that you gathered before.
3.Deliver in meaningful increments (Construction)
In this phase, you will build the data warehouse in incremental steps, and deliver them in meaningful schedules.
4.Deliver the entire solution (Transition)
In this phase, you must deliver all things that you have provided before, such as reports, ad hoc queries, websites, documents, and etc.