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Which is an advantage of view? The Advantages of view is Data security, Derived columns and Hiding of complex queries
Determine Which is not a consequence of concurrent operations? Ans: Update anomaly.
is Chipo carrying his baby
Question 1 Suppose the employee employee id, name, designation, salary, attendance and address of any employee has to be stored in a database. You can store these data in a sequen
A relation instance indicates as r is a collection of tuples for a given relational schema at a exact point of time. A relation state r of the relation schema R (A 1 ,A 2 ,.....
discuss the array implementation of a stack.
Explain the Strategy of Database Planning ?
What is an index? An index is a structure that helps to place desired records of a relation quickly, without probing all records.
Differentiate between a Global and a Local temporary table? - A local temporary table exists only for the duration of a connection or if defined inside a compound statement, fo
Question: One of the tasks a database management system must perform is to ensure that the data is still intact in the face of software and hardware failure. This task is known
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