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What is recovery management component?
Ensuring durability is the responsibility of a software component of the base system known as the recovery management component.
Define what Immediate database modification technique uses? Ans: Both undo and redo.
Give the reasons for allowing concurrency? The reasons for allowing concurrency is if the transactions run serially, a short transaction might have to wait for a preceding long
ER diagram on cosmetics
Describes the several relationship constraints through giving suitable example? Constraints on relationships: There are two kinds of constraints on relationships. 1) Mapping
difference between internal schema and external schema in DBMS
Define the Third Normal Form: The third normal form (3NF) is a normal form employed in database normalization. 3NF was initially defined by E.F. Codd in 1971. Codd's definitio
The following variant of the primary copy asynchronous-update replication protocol has been proposed for totally replicated systems. (a) A transaction executing at site A updat
How to create values of structured type? Constructor functions are used to make values of structured types. A function with the similar name as a structured type is a construct
average response time?
Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a pictori
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