COMPARISON OF DATA MODELS IN DATA WAREHOUSE

Abstract

Data warehousing (DW) provides an approach in converting operational data into beneficial and reliable information to assist the decision making process in any organization. In this paper, a process to implement a DW is stated. This paper is used to elaborate and compare various conceptual, logical and physical design models for data warehousing. This comparison is done to find which of the conceptual and logical data models are more appropriate for implementing a data warehouse which helps in enhancement of the business and system.