About
A value may be obtained by:
- or measurement
Values may represents the structural characteristic of:
- or a relationship
A value is stored in a field (cell).
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Set
Values are classified into different value sets called attribute (feet, color, first-name, and last-name) and inherit the attribute properties
Property
The properties of the value are defined on the attribute level such as:
- the type (data type) that constrains the values.
- the domain that define a set of permitted values
- …