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What are the two types of serializability? The two types of serializability is a) Conflict serializability b) View serializability
What are wait-for-graphs?Give the algorithm to construct a wait-for-graph from a given schedule of transactions? How can deadlocks be detected from wait-for-graphs? Ans: The
A Distributed Transaction Let us demonstrate the concept of a distributed transaction by considering a banking system having of three branches located in 3 different cities. Ev
Read the description below and draw an Entity-Relationship diagram for it. You must use the symbols described in the course materials. This database will help the Parents Assocc
State the definition of association An association is a structural relationship which specifies that objects of one thing are connected with objects of another. In UML, asso
What is the max. no. Of structures that can be included in a table or structure. Nine.
Discuss the problem of Spurious tuples and how we may prevent it. Ans: A spurious tuple is, mainly, a record in a database that gets created while two tables are joined bad
What is called query processing? Query processing refers to the range of activities included in extracting data from a database.
Explain how you can define an object model of a system. A list of terms that shall be used by end users to describe state and behaviour of objects in system. Different use
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