Chapter 10 DW 2.0 and security
There are no information systems built today that can ignore the issue of security. The DW 2.0 next-generation data warehouse is no different from any other type of system in this regard. Given the sweeping nature of data warehousing—covering transaction processing systems to archival systems—it is no surprise that the security measures take many different forms and address security from many different perspectives in the DW 2.0 environment.
PROTECTING ACCESS TO DATA
There are many ways to address security of data and security of systems. Figure 10.1 suggests one of the simplest ways to protect data.
Figure 10.1 represents the barriers that may be put up to prevent people from gaining unwanted or unauthorized access ...
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