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Define object-relational systems?
Systems that give object-oriented extensions to relational systems are known as object-relational systems.
What is an entity relationship model? The entity relationship model is a collection of basic objects known as entities and relationship between those objects. An
Explain Candidate Key and Super Key A super key is a set of one or more than attributes that, taken collectively, permits us to identify uniquely a tuple in the relation. Wher
Define the Attribute Inheritance The attributes of a higher level entity set are inherited through a lower level entity set made by specialization-generalization hierarchy. Nam
WHY SHOULD NULL IN A RELATION BE AVOID AS possible?
define lock conversion
Explanation on Data Sharing?
what is attribute is attribute inheritance in dbms?
Define data model? A data model is a collection of conceptual tools for explaining data, data relationships, data semantics and consistency constraints.
online eductional management system ke diagram
Explain Interfaces for parametric Users? Interfaces for Parametric Users - Parametric users, such as bank tellers, frequent have a little set of operations in which they must p
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