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Data warehouses contain vast amount of data from different sources. In order to maintain data in data warehouse according to the organization some designing approaches are important. Requirement Analysis and Conceptual Design are two of the key steps within the data warehouse design process. They are to a great extent responsible for the success of a data warehouse project since, during these two phases, the expressive of the multidimensional schemata is completely defined. In this paper we surveyed the literature related to the design approaches that have done in last few years and propose a comparative analysis of various design approaches according to its characteristic.
Date of Conference: 3-5 June 2011