International Journal of Computing Science and Information Technology (IJCSIT)
Data martix raising as one of the most recent areas in big business. Data mart (local data warehouse) is chosen to achieve strategic decision making for executives to earn more profit. A premeditated ETL (Extract, Transform and Load) function reside in data mart within the focus on specific data warehouse information. In this paper, the authors have projected decision making methodologies to increase the sales promotion in data mart and located best decision making method by using fuzzy optimization technique.