Specifics of Financial Data Warehousing and Implications for Management of Complex ISD Projects

Data warehouses play important roles in the IT landscape of the financial industry. In the last years most of the leading banks implemented data warehouse solutions to fulfil regulatory or internal requirements. The institutes have to handle situations, which especially concern data warehouse projects in financial industry. On the basis of three case studies, observing DHW projects for a duration of more than three years, we point out specifics of financial data warehousing and discuss implications to the management of complex information systems development projects. Ensuring a common understanding about the DWH between the involved parties is a major challenge during requirements engineering, data warehouse design, DWH implementation and creation of the ETL processes. In five statements we outline specifics of financial data warehousing and recommend approaches for further research.