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under what condition log based recovery is feasible?
Which is the properties of entities? Attributes is the properties of entities.
Describe Data Manipulation language ? Data Manipulation Language (DML) - A data manipulation language is a language which enables users to access or manipulate data as organize
Represent the following scenarios with E-R diagrams drawn using the ER Assistant software. The diagrams should indicate cardinality and optionality of relationships. Transform each
Normalize the given relation to 3NF, justifying each step
What is meant by mean time to failure? The mean time to failure is the amount of time that the system could run continuously without failure.
What is a view? Make a view of EMP table named DEPT 20, to display the employees in department 20 and their annual salary. Ans: View is a virtual table that does not consist
What is property - properties of a database ? It is an integrated collection of logically related records. It consolidates separate files into a common pool of data records and
What is 2NF? A relation schema R is in 2NF if it is in 1NF and every non-prime attribute A in R is fully functionally dependent on primary key.
List and also explain the dissimilar stages of DDLC ?
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