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What is a Phantom Deadlock?
In distributed deadlock detection, the delay in propagating local information might cause the deadlock detection algorithms to recognize deadlocks that do not really exist. Such situations are called phantom deadlocks and they lead to unnecessary aborts.
List some instances of collection types? a) sets b) arrays c) multisets
job scheduling for different cubes
Describe the Association: Design Before we describe association design let us define association "Association is set of links between two objects in the object model". It is
Improved performance: As the data is located near the site of its demand, and given the inherent parallelism because of multiple copies, speed of database access may be good for di
Introductory course and so does not require any fancy coding. I will provide a guidance document to help you in producing the solutions.
how to make an e r diagram?
what is definition hierarchical data model
What is assertion? Mention the forms available. An assertion is a predicate expressing a condition that we wish the database always to satisfy. Domain integrity constraints.
Dependency Preservation It is obvious that the decomposition must be lossless so that we do not lose any information from the relation that is decomposed. Dependency preservati
project on dbms
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