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The advantages of a database management system (DBMS) include :-
Data integrity and elimination of duplication.
Using Literal Character String Example: To print IS A as one string with column name employee SELECT ENAME || ' IS A ' || JOB AS "EMPLOYEE" FROM EMP;
What is Nested Trigger? A trigger can also having INSERT, UPDATE and DELETE logic within itself, so when the trigger is fired because of data modification it can also cause ano
what is file organization? what are file organization techniques.explain in detail? explain random file organization technique, multikey file organization technique?what is indexin
Find the names of all Albums that have more than 30 tracks. Result: (name: varchar(255))
QUESTION (a) Consider a car database consisting of car model, car make, car origin, Engine capacity, color, cost.
Define Deadlock recovery measures To recover from deadlock, the cycle in the wait-for-graph should be broken. The common technique of doing this is to rollbac
E-R Model This data model is based on real world that consists of basic objects named entities and of relationship among these objects. Entities are illustrated in a database
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What is conceptual schema? The schemas at the view level are known as subschema that describe dissimilar views of the database.
Why is database design important?
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