Cloud Computing and SOA Convergence in Your Enterprise: A Step ...

Defining the Information Model 93
Understand the Data
Data
Dictionary
&
Metadata
Figure 5.4 Understanding the data is the most laborious part of the process. It
means that we have to look at the specifics of the information/data and create
traditional deliverables such as a data dictionary that defines the metadata. This is
the most important step in this chapter.
Understand the Data
Data
Dictionary
&
Metadata
Catalog the Data
Data
Catalog
Build Information Model
Information
Model
Figure 5.5 As we move through this process, we go from the systems-specific
and/or application-specific data to a formal information model that spans the
problem domain.
and the core systems could or should reside in the clouds and to have a good
understanding of how to build those cloud-based systems if they do.
Identifying the Data
Unfortunately, there are no shortcuts to identifying data within an enterprise.
All too often, information about the data—both business and technical—is