Generalization and Specialization in DBMS | DBMS Tutorial in Hindi

Zeenat Hasan Academy
Zeenat Hasan Academy
46.1 هزار بار بازدید - 2 سال پیش - #dbmstutorial
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#Spcialization

In DBMS the Generalisation refer to form Higher Level entity depending upon Common Attributes of lower level entities. It is a Bottom up Approach.It reduce the schema size. specialisation is just opposite it in specialisation be create new entity depending upon special attribute we search uncommon attribute and then make new entity. specialisation is top down approach. it increases the size of Database


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2 سال پیش در تاریخ 1401/10/06 منتشر شده است.
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