Which symbol denote derived attributes in ER Model?
Question
Which symbol denote derived attributes in ER Model?
Solution 1
In the Entity-Relationship (ER) model, derived attributes are denoted by dashed lines (----) around the attribute name. These attributes do not have a physical existence, instead, their values are derived from other attributes present in the database. For example, an attribute like "age" might be derived from the "date of birth" attribute.
Solution 2
In the Entity-Relationship (ER) Model, derived attributes are denoted by dashed lines (----) around the attribute name. These attributes do not have a physical existence, instead, their values are derived from other attributes present in the database. For example, an attribute like "Age" might be derived from the "Date of Birth" attribute.
Solution 3
In the Entity-Relationship (ER) Model, derived attributes are denoted by dashed lines (----) around the attribute name. These attributes do not have a physical existence, instead, their values are derived from other attributes present in the database. For example, an attribute like "age" might be derived from the "date of birth" attribute.
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