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Types of data independence Data independence can be classified into the following two types: Physical Data Independence: This means that for any change made in the physi
What is meant by buffer blocks and disk buffer The blocks residing temporarily in main memory are referred to as buffer blocks. The area of memory where blocks reside t
During the deletion of a tuple two cases can happen: Deletion of tuple in relation having the foreign key: In this type of case simply delete the desired tuple. For example, in
3 assignments combined in 1
give some example real life situation where DBMS are most suitable
#explain five disadvantages of a dbms..
how to operate database in access ?
How to create a biological database based on viruses. How to decide which attribute should be there in the table and schema? How to identify the primary keys, foreign keys, domain,
growing phase and shrinking phase are disjoint, why ?
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
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