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A set of possible data values is called?
A set of possible data values is called as domain.
What is recovery management component? Ensuring durability is the responsibility of a software component of the base system known as the recovery management component.
what do you mean by consistency in rdbms?
What is Trigger? A trigger is a SQL procedure that initiates an action when an event (INSERT, DELETE or UPDATE) occurs. Triggers are kept in and managed by the DBMS. Triggers a
brief history,definition,current trends and future trends if any of data fragmentation
Differance between internal and external schema? Internal and external schema: Internal Schema • Describes the physical storage structure • Uses a physical data model External
Which method is used to key transformation ? A hash method is used to key transformation.
Define average seek time. The average seek time is the average of the seek times, calculated over a sequence of random requests.
each publisher has uniqe name a mial addrs are also kept on each pubisher.a publisher publish one book.a book publish y one publisher.book identified by isbn.each book writn by one
Evaluate, compare and contrast the two methods of relational database design namely top down method and Bottom up method. What will be your choice if you are asked to select a meth
What function divides one numeric expression by another and returns the remainder? MOD function divides one numeric expression by another and returns the remainder.
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