Barclays bank approach to system implementation ((business information Essay

Barclays bank get to system implementation ((business information system)) - Essay ExampleThis would mean spending more m whizzy to concede the extra manpower added to run the two systems together. With the case for Barclays, this cost was minimized when they decided to use the thumping bang approach where by they only spent on the new system rather that both(prenominal) the new and the senile as in double or pilot approaches of system implementation.During the process of migrating old selective information to the new IBM database DB2, erroneous data that were found in the old databases were removed and only substitute and useful data was moved. This helped the bank on saving disk space and also in the cleanup position of their data.When running only one system the concentration level of the staff using the system becomes mellow because they only need to focus on one system rather than two. This method of changeover reduces interruptions caused when the staffs harbour to wor k on two systems concurrently. Therefore, Barclay staff had minimum interruption considered to when the bank had decided to use a parallel method.Since the staffs using the new system dont have a fallback system, they die hard to learn how to use the new system faster than when the organization was running on a parallel system changeover approach.Regardless of preparing for the last 18 months for the launch of the new system, no one knows when things dexterity go wrong. By adopting the big bang approach, the bank had risked losing both the old system and the new one just in case it failed. The impact of such failure would also be more than when former(a) methods were used.There is always the risk of meeting the deadline of launching the new system especially when a police squad is involved in the development process. For the case of Barclays, they never had problem in meeting their deadline and things went smooth.Merging data from various databases into one centrally located and accessible by all branches was a difficult task. This was so because, some of the data had to