22. Optimal Meta Data Solution II
The purpose of the meta data management layer is to provide the systematic management of the meta data repository and the other MME components. This layer includes many functions, including (see Figure 1: Meta Data Management Layer):
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23. Knowledge Integrity: Abstracting Access
One nice thing about meta data is that it provides a level of abstraction regarding the description of data elements within a data set, and because of this, we also are able to abstract details of the instantiation of the data set.
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