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Can a filed occur in several field groups.
Yes. But it leads to redundant data redundancy.
What are the storage types? The storage types are: a) Volatile storage b) Nonvolatile storage
I want to fragment existing table using java code... help me..!!
What are the reasons of bucket overflow? Explain any two methods for solving this problem. Ans: It is general for file structures to be divided into equal-length partitions, k
Increases efficiency : Data is stored close to most often used site, therefore retrieval would be faster. Also, data that is not required by local applications is not stored, there
Consider a table student (std_id, std_name, date_of_birth, percent_marks, dept_name). Write a QBE query to display names of Computer Science department students who have scored mo
Removing a Synonym: DROP SYNONYM D30;
What is first normal form? The domain of attribute must contain only atomic (simple, indivisible) values.
What are the benefits of decomposing a system? The benefits of decomposing a system into subsystems are that after decomposition, each individual component become smaller and e
If the deletion violates referential integrity constraint, then three alternatives are available: Default option: - refuse the deletion. It is the job of the DBMS to describ
Discuss the term- Design Optimization We have seen various ways of representing the objects.The fundamental design model uses analysis model as the framework for implementati
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