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In which form of relational database developer refers to a record?In a tuple form of relational database developer refers to a record.
Example: Consider the following relations: ROLLNO NAME ADDRESS COURSE_ID 100 Ka
Multilevel Indexing Scheme Consider the indexing scheme where the address of the block is consider in the index for each record, for a little file, this index would be little a
How many types of Views are there? There are Four types of views:- Database View Help View Projection View Maintenance View
real life situations where database management system are most suitable
Describe the four main ways of optimising disk block access. Ans: a. Disk b. Non-volatile writes buffers c. File organization (Clustering) d. Log-based file system
A step-wise distributed database design methodology Following is a step-wise methodology for distributed database design. (1) Examine the nature of distribution. Find out wh
What are composite attributes? Composite attributes can be separated in to sub parts.
Text Processing: Use readLines to read SOU.txt into R. Create a vector called Pres containing the names of the presidents giving each speech. To do this, rst identify the lin
An Enterprising group of Entrepreneurs introduced a new business named StoreItRite which is based on data storage and retrieval services. It provides the services and the company c
Short Note on mid Square Method of hashing? Mid square method of hashing: In the method midsquare hashing, the key is squared and the address selected from the center of the s
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