International Journal of Computer Science Issues
The growing need for huge volume of data in enterprise and corporate environment, fuel the demand of data warehousing. Data warehousing collects the data at different levels (i.e., departmental, operational and functional) and stored as a collective data repository with better storage efficiency. Various data warehousing models concentrate on storing the data more efficiently and quickly. In addition accessibility of data from the warehouse needs better understanding of the structure in which the data layers are stored in the repository. However function requirements of users are not easily understood by the data warehouse model.