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The advantages of a database management system (DBMS) include :- Data integrity and elimination of duplication.
#question benefits and limitations of data models..
Differentiate between the object oriented decomposition and the structured decomposition? Process-oriented (structural) decomposition divides a complex process, function or tas
What is Thread splitting A thread of control is a path by which a set of state diagrams on that a single object is active at a time. Objects are shared between threads
How many levels can be viewed in Architecture of the database ? Architecture of the database can be viewed as three levels.
Give the levels of data abstraction? There are three levels of Data Abstraction a) Physical level b) logical level c) view level
Law Associates is a large legal practice based in Sydney. You have been asked to design a data model for the practice based upon the following specification: The practice emplo
Draw the precedence graph of the following schedule and determine whether the schedule is serializable. (Note that all instructions, except lock and unlock, are omitted. We assume
Set Difference If R1 and R2 are two union compatible relations or relations then result of R3 =R1- R2 is the relation that have only those tuples that are in R1 but not in R2.
we need example of 2phase locking
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