MDM-DBMS
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What is the concept of redundancy ?
Consider the following schedule.
T1
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T2
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T3
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R(A)
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R(B)
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R( C)
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W(C)
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W(B)
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R(A)
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Identify the correct execution order for the above schedule.
There is a need to categories information of vehicle into CAR entity set and Truck entity set.AS these two entity set have it’s own attributes namely CAR:Number of passenger and Truck:Capacity other than the common attribute of vehicle.
The process of capturing this information in E-R model is known as
How many steps are involved in fetching the data from the database in query processing?
____ is a module that provides the interface between the low-level data stored in the database and the application programs and queries submitted to the system.
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