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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.
Database systems have many opposite efforts ?
What benefits can a company gain by managing its own information infrastructure and servicea
Problem 1 Why are the operational system keys not recommended for forming data warehouse primary keys? Give any two examples 2 Explain the following performance tuning techn
Consistency: This property makes sure that a complete transaction implementation takes a database from one consistent state to another consistent state. If the transaction fails e
What is the difference between SQL Server 2000 complete and differential backups? A complete backup makes a copy of the whole database. A differential backup creates a copy of
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The Structured Query Language INTRODUCTION Database is an organised set of information about an entity having controlled redundancy and serves numerous applications. DBMS
draw er diagram using entities crop,employee,department,plot,cultivation plan,machinery,seed,fertilizer
How does the two phase protocol ensure serializability in database schedules? Ans: A transaction is termed to follow the two-phase locking protocol if all locking operations
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