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Association as a cache This association must be updated when any new element is added to it, but testing for overlap using association is more efficient. Figure:
what should be included in this???
#question. acompani datdbase needs to store information about employees (identified by a social security number,with salary and phone as attributes) and departments (identified by
Problem 1. Describe the Oracle Architecture with a neat labeled diagram, Also explain the individual components of the Architecture. 2. Write about the following Oracle 9i o
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Implementation of association as an object Implement as a separate association object, independent of either class, as in Figure. An association object is a group of pairs
Analyzing Association Traversal Till now, we have supposed that associations are bi-directional. But in the case of traversal, it is in only one direction in any application,
What is Relational DBMS This is our subject of study. A DBMS is relational if the data is organized into relations, that is, tables. In RDBMS, all data are kept in the well-kno
Differentiate between static hashing and dynamic hashing. Ans: Static Hashing comprises the number of primary pages in the directory fixed. So, while a bucket is full, we requ
Find the names of all Albums that have more than 30 tracks. Result: (name: varchar(255))
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