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Can a domain, assigned to a data element be changed?
Yes. We can do so by just overwriting the entry in the field domain.
Types of data independence Data independence can be classified into the following two types: Physical Data Independence: This means that for any change made in the physi
How do I use strap on?#
Explain P command in the respect of QBE? P: It is the command in which is used to print (logically display) the value of the attribute in whose cell it is writ
Create 1 experiment to demonstrate an aspect of query optimisation by using access-path structures (indexes), decomposition, or denormalisation. Once satisfied with your experiment
Define data conversion? Helpful to load data into temporary staging tables. Then can write SQL code to do much of data processing. SQL code is simpler and faster to write than
What is a records management consultation? Our organization is an authority for disseminating your specific requirements and giving you with a solution to effectively manage yo
Describe the GRANT function and explain, how it associates to security. What kind of privileges may be granted? How are they revoked? Ans: Since more than one user can aacce
Describe Parameteric end users? Parametric end users might be given update access, but are commonly not permitted to change the structure of data.
What is deadlock? Neither of the transaction can ever proceed with its normal implementation. This situation is known as deadlock.
Which database level is closest to the users? External database level is closest to the users.
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