2010 , Volume 15, № 3, p.3-7

In today's highly competitive business environment, CRM (customer relationship management) systems, which provide the framework for analyzing customer profitability and improving marketing effectiveness, have become an indispensable component in enterprise information systems. Typically, CRM activities include data analysis, campaign design, response analysis of customer data. To effectively support such activities, a data warehouse (which is a repository that integrates information from multiple operational data sources) must be developed to act as the backbone of CRM systems. A data warehouse is a core part that determines the performance of CRM systems and quality of CRM services