7.5. Data managementSocial media and streaming sensors generate massive amounts of data that need to be processed. Few firms would be able to invest in data storage for all big data collected from their sources. The current architecture of the data center is not prepared to deal with the heterogeneous nature of personal and enterprise data (Gartner, 2015). Deutsche Bank has been working on big data implementation since the beginning of 2012 in an attempt to analyze all of its unstructured data. However, problems have occurred when trying to make big data applications work with its traditional mainframes and databases. Petabytes of data had been stored across dozens of data warehouses, but extracting these for analysis became an expensive proposition