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Explain the concept of Modeling With Objects A model is a conceptual representation of a specification, design or system from a particular point of view. A modelling language
What is an Operand? The data on which the operation is to be performed is known as an Operand
Lost Updates : Suppose the two transactions T3 and T4 run simultaneously and they happen to be interleaved in the following way (suppose the initial value of X as 10000):
give me a diagram about physical or internal level
Have database built but having problems with some questions that go with the database
What is D command work in the respect of QBE? D: It is the command inside QBE to delete tuple(s) from the relation.
What is Relational Algebra? Relational algebra is a Procedural query Language?
management information system based on functional organisation
What does authentication refer? Authentication refers to the task of verifying the uniqueness of a person.
What is meant by heuristic optimisation? Discuss the main heuristics that are applied during query optimisation. Ans: In heuristic optimization, heuristics are employed to r
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