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Fundamentals of Database Management 1. Explain the concept of Foreign Key. How a foreign key differs from a Primary Key? Can the Foreign Key accept nulls? 2. With a necess
why data in an RDMS need to be normalised
what is Mapping Constraints? with examples
The advantages of a database management system (DBMS) include :- Data integrity and elimination of duplication.
What is a dataset? A dataset is an in-memory database that is disconnected from any regular database, but has all the significant characteristics of a regular database. Dataset
Client Server Databases- The concept behind the Client/Server systems is simultaneous, cooperative processing. It is an approach that presents a one systems view from a user's vie
A super key is an attribute or set of attributes used to recognize the records uniquely in a relation. For instance, in the Relation PERSON defines earlier PERSON_ID is a super
What is database utility? Database utility is the interface among the ABAP/4 Dictionary and the underlying the SAP system.
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