Migrated Legacy Data Issues: Recovery, Concurrency & Security
This paper presents the management and rectification of the data pertaining to an Enterprise Information System after being migrated from Legacy Information sources. The experience from using this research shows that the basic parameters like Recovery, Concurrency and Security could be attained in a better way after migration to new Systems from Legacy Systems. A major anxiety at the first glance is about data retaining its integrity at a large extent as was being attained in Legacy Systems also. At present, the Data Warehouse used by the Enterprise under research is the centralized database that it uses for many tasks pertaining to Finance, Management, Marketing, Human Resource Development Personnel Management, etc.