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State The position of object at any moment is called state. An object can have many states depend upon time. After receiving some input instructions, the object can change its
This project will involve designing and creating a database for an organization. In the design of a database, there is no single "perfect" design. So your database design may not
Rearrange the Execution Order for Efficiency Rearranging execution order for efficiency means executing such job that requires less execution time. By rearranging the object
Define Query Processing Query processing is the process of selecting the best plan or strategy to be employed in responding to a database request. The plan is then executed to
As with other software, databases can potentially be used for unethical purposes. As a database developer, and a consumer, you should recognize database misuse, and how it may affe
What is meant by computing the closure of a set of functional dependency? The closure of F denoted by F + is the set of functional dependencies logically implied by F.
What are the advantages of having an index structure? Ans: The index structures commonly provide secondary access paths, which offer alternative ways of accessing the reco
what is attribute is attribute inheritance in dbms?
(a) Data warehouse can be defined as "a subject-oriented, integrated, time-variant, non-volatile collection of data" in support of management's decision making process. Explain ea
What is an index? An index is a structure that helps to place desired records of a relation quickly, without probing all records.
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