Key issues in achieving data quality and consistency in data warehousing among large organisations in Australia

This paper discusses the emergent key issues of data quality in a data warehousing environment. The research study leading to our outcome is described. We investigate the relationship between data quality and data consistency; determine whether data inconsistencies are present in data warehouses and explore how organization ensure, plan and maintain data quality. Our research outcome-an improved understanding of how organizations can maintain data quality and consistency. We found that the quality of data in a data warehouse could be influenced by factors like: data not fully captured, heterogeneous system integration and lack of policy and planning from management.