1. A method for use in implementing a database system, the method comprising: gathering information about data that will form the content of the database; gathering information about one or more applications that will access the database; gathering information about one or more phases in which the database-implementation project will occur; using the gathered information to: create a model of relationships among the content, the applications, and the project phases; and calculate costs for the implementation project; and presenting the model and the calculated costs to a human user through a graphical display.