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Do you have experts of the dbms
Can we delete data element, which is being used by table fields. No we cant delete data element.
Replication : It is definite as a copy of a relation. Every replica is stored at a dissimilar site. The alternative to replication is to store only single copy of a relation which
3 assignments combined in 1
Define physical and logical data independence. How does this architecture help in achieving these? Data independence entails that change in one view must not need a change in t
What are the two types of errors? The two types of errors are: a) Logical error b) System error
What is called a query -execution engine? The query implementation engine takes a query evaluation plan, implements that plan, and returns the answers to the query.
define normalisation and functional dependency
explain ANSI SPARC architecture
Briefly explain what is to be done during defining problem statement. To define Problem Statement of a system, define what is to be done and how you can go to implement that. Y
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