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Which database object does not physically exist?
A view database object does not physically exist.
What is called mirroring? The simplest approach to introducing redundancy is to duplicate each disk. This method is called mirroring or shadowing.
can you create a database for me in oracle/sql
Differentiate between logical database design and physical database design. Show how this separation leads to data independence? Basis Logical Databas
Enumerate or state the steps in creating a relevant database of a shop.
In this assignment, you will create a program that works with multiple tables. In this assignment, you will work with the factory and sales tables. 1. Create a new project nam
The Internal or Physical Level The collection of files permanently stored on secondary storage devices is called as the physical database. The internal or physical level is t
What is data independence? Data Independence: Techniques which permit data to be changed without affecting the applications in which procedure it. There are two types of data
Type of views : Simple views and Difficult Views Feature Simple Views Complex Views Number of tables One
What are the advantages of object oriented databases in comparison with others? Why it is still not widely used? Object oriented designs are coherent, efficient and less prone
Explain the concept of QBE? Query-by-example represents a visual/graphical approach for accessing information in a database by the use of query templates called as skeleton tab
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