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A field-groups statement or an insert statement reverses storage space and transfers values. False.
Define average seek time. The average seek time is the average of the seek times, calculated over a sequence of random requests.
Process of Adjustment of inheritance During object design, inheritance is readjusted by rearranging classes and operations, and abstracting common behaviour.
what are the reasons having variable length records
3 assignments combined in 1
Set Difference If R1 and R2 are two union compatible relations or relations then result of R3 =R1- R2 is the relation that have only those tuples that are in R1 but not in R2.
er diagram on cosmetics.
Explain mechanism of nested queries? SQL gives a mechanism for nesting subqueries. A subquery is a select from where expression that is nested within one more query. A common u
Define Signal. It allows methods to respond to events triggered by themselves or by other processes. Each signal corresponds to an exacting event. A signal is represented in Sy
need a DBMS system on any data for assignment.
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