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Insulation between conceptual and physical structures
It can be defined as:
1. The Database Administrator should be capable to vary the storage structures without affecting users' views.
2. The internal structure of the database should be unaffected by the varies to the physical aspects of the storage, like changing to a new storage device.
3. The DBA should be able to vary the conceptual structure of the database without affecting all users.
Describe the shadow paging technique.
What is Relational calculus? Relational calculus is a Non- Procedural language.
After the completion of the logical model the physical model is to be made. The oracle 10 G will be used as a database server and all the tables with their column are created and i
Process of normalization is the integral part of designing a database. Justify this statement with suitable database design
Structure of Client Server Systems: In client/server architecture, clients show users who require services while servers give services. Both client and server are a combination of
What is Multivalued Attribute? Multivalued Attribute - Multivalued attribute might have more than one value for an entity. For instance, PreviousDegrees of a STUDENT.
What are the various forms of data transparency? a) fragmentation transparency b) replication transparency c) location transparency
Java program for horrizontal fragmentation in distributed database
Cardinality shows the number of instances of an entity associated with another entity participating in a relationship. Depend on the cardinality binary relationship can be further
assume we have the following apllicationthat model sccer team the games they play and the players inv each teamin the design we want to capture
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