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What is the max. no. Of structures that can be included in a table or structure.
Nine.
Which is an advantage of view? The Advantages of view is Data security, Derived columns and Hiding of complex queries
write short note on mobile database
Serialisable Schedules: If the processes of two transactions conflict with each other, how to verify that no concurrency related problems have happened? For this, serialisability t
Chapter 10a review questions
Explain the Log Based Recovery Method? The system log that is generally written on stable storage consists of the redundant data required to recover from volatile storage failu
Differentiate between B-tree and B + tree Ans: A B-tree (or Balanced Tree) is a search tree along with additional constraints that makes sure that the tree is all the time
How is the database organised in Oracle? Database organized within Oracle in terms of table and table holds attributes and values. A database consists of one or more logical
Define query language? A query is a statement requesting the retrieval of information. The portion of DML that includes information retrieval is known as a query language.
What is meant by heuristic optimisation?Discuss the major heuristics that are applied during query optimisation.
please describe the data base management with the easy example &give the application?
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