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Attributes that are directly kept in the data base.
For example, 'Birth date' attribute of a person.
Derived
Attributes that are not stored directly but can be derived from stored attributes are known as derived attributes. For instance, The years of services of a 'person' entity can be determined from the present date and the date of joining of the person. Likewise, total salary of a 'person' can be calculated from 'basic salary' attribute of a 'person'.
#question.explain diversity and magnitude of organic compounds and general properties?
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what is the need of a log in dbms
This project requires you to create a database design. Your design will be documented in a set of Entity-Relationship diagrams. Draw a set of Entity-Relationship diagrams to mode
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