Customer Relationship Management Systems Handbook

The Technology of CRM 107

that the EDW team cross many corporate boundaries: departmental, political,

functional, departmental, process, ownership, organizational, and geographic.

Meeting these challenges successfully requires a tremendous level of tech-

nical, business, and political acumen, characteristics that need to be repre-

sented in the makeup of the EDW team.

Despite these challenges, a top-down approach provides two key advan-

tages from an implementation perspective:

 Coordinated environment

 Single point of control and development

The disadvantages of a top-down approach are:

 Time required to analyze problems and complete project

 Difficulty controlling the project

 Enterprisewide nature of the project

 High risk

Bottom-Up EDW

To achieve ...