Create Derived Data Elements

A Derived Data Element a data element whose value is computed from a process performed by across another set of data elements. Once the derivation is completed, it appears to an end user as a different data element. Included for example might be the Derived Data Element, Person Age that would compute a person's age based on the person's birthdate.  The process to accomplish data element creation include:

• Start the Data Element Metabase System Module
• Select the DBMS
• Enter User Name and Password
• Select the menu item, Data Elements, then the subordinate menu item Derived Data then the subordinate menu item, Derived Data Elements
• Press the Insert button
• Enter the Name and definition for the new Derived Data Element. The definition of the Derived Data Element should accurately describe the process through which the value derivation takes place.
• Select the menu item, Data Elements, then the subordinate menu item Derived Data Elements then the subordinate menu item, Assign Derived Data Elements to Data Elements
• Tag the appropriate Derived Data Element
• Select the appropriate Business Domain
• Tag one or more Data Elements
• Press the Build Button

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