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Drawbacks of Data Distribution: The primary drawbacks of distributed database systems are the added complexity needed to ensure proper coordination between the sites. This increas
Creating views with Read only option : In the view definition this option is used to make sure that no DML operations can be done on the view.
Transactions And Concurrency Management Introduction One of the main benefits of storing data in an integrated repository or a database is to permit sharing of it betwee
Define deadlock avoidance. An alternative method for avoiding deadlocks is to needs additional information about how resources are to be requested. Each request requires the s
Explain the paths in the association network We can analyze use of paths in the association network as given below: Calculate each operation Find associations whic
The Incident table, with an auto-incrementing incident number, etc, looks like: incident_num reporter date time incide
Describe the various types of Online Analytical Processing (OLAP) tools and briefly discuss how the support common analytical operations.
how design database from begining
What are called jukebox systems? Jukebox systems have a few drives and numerous disks that can be loaded into single of the drives automatically.
What is the difference between serial and sequential files? How searching is applied on both? Ans: A serial file is one where the records have been stored in the order where
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