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What is it ?
What was the method in which records are physically stored in a specified order according to a key field in each record ? A method in which records are physically stored within
Outer Join: The use of Outer Join is that it still joins those tuples that do not have matching values in common columns are also contained in the result table. Outer join places
Define union compatibility? Explain why INTERSECTION of two relations cannot be performed if they are not union compatible? Two relations R(A1, A2,-------, An) and S(B1, B2,--
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
Use again the GE Flight Quest Data and build on the work done for homework 1 and 2. The goal is to create a classification model which classifies flights into "on-time" (you can de
Determine the advantage of object-orientation Finally, object-orientation has advantage of continuity throughout analysis, persistent representation and design implementation.
List some instances of collection types? a) sets b) arrays c) multisets
Key to represent relationship amongs tables is called ? A Key that represent the relationship between tables is called Foreign Key.
what is the need of a log in dbms
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