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What are the storage types?
The storage types are:
a) Volatile storage
b) Nonvolatile storage
note on hashing technique
In this programming assignment, you will develop a simple database of student records. Here are the requirements: 1) A student record contains a name and a number. We assume tha
What is the difference between link and reference? The fundamental difference between links and references is that links are symmetrical on the other hand references refer only
difference between MIS and DSS
What are the two methods for dealing deadlock problem? The two procedures for dealing deadlock problem is deadlock detection and deadlock recovery.
Having clause This clause is used for producing conditions on grouped information. Example: Find maximum salary and department number of those departments where maxim
Class Diagram A class diagram is required to support functional necessity of system. In a static design view, class diagram is used to model vocabulary of the system, simple c
Association as a cache This association must be updated when any new element is added to it, but testing for overlap using association is more efficient. Figure:
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.
Primary index A primary index is a file that has a sorted series of records having two columns: a block address for that key field in the data file; and the ordering key field.
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