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What is known as fudge factor?
The number of partitions is enhanced by a small value called the fudge factor, which is usually 20 percent of the number of hash partitions computed.
What is the way a particular application views the data from the database that the application uses? Sub schema is the way a particular application views the data from the data
While using extract datasets it is required to have a special workarea for interface False. It is not required to have a special workarea for interface
Explain the functions of data manager? Functions of Data Manager : - Convert operations in user's queries coming directly through query processor or indirectly in an applicatio
How does the system cope up with a record crash when recovery is going on after the first crash? Ans: In a system the undo and redo operations are needed to be idempotent to c
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
What is schema
Sparse and Dense Indexes These indexes in principle are the similar as that of indexes used at the back of the book. The key facts of the indexes are: They are arranged
What is difference between primary index and secondary index? Primary Index a) It is an ordered file whose records are of fixed length along with two fields. b) Only base
A full discription of the new, a discription of its components, and the bebefit it will provide a company. A disscussion of the information usedin the system. A disscussion of any
Define an operator that a Relational Algebra does not have Ans: Relational Algebra does not have Aggregation operators.
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