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Define average seek time.
The average seek time is the average of the seek times, calculated over a sequence of random requests.
Benefits and Limitations od Data Models?
Consider a relation s over the attributes A and B with the following characteristics: 5,000 tuples with 10 tuples per page A 2-level B+ tree index on attribute
Distributed Database Management System
What is property - properties of a database ? It is an integrated collection of logically related records. It consolidates separate files into a common pool of data records and
Saving Derived Attributes to Avoid Re-computation Data that is derived from other data should be stored in the computed form to avoid re-computation. For this, we could define
I want to fragment existing table using java code... help me..!!
What is meant by mean time to failure? The mean time to failure is the amount of time that the system could run continuously without failure.
Explain the concept of a data model ? Data Model - Model is an abstraction procedure which hides irrelevant details although highlighting details relevant to the application
er diagram on cosmetics.
what does glory be mean
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