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What is Cross Product?
Simply Cross product is Binary Operator
In a relation, tuples are not inserted in any definite order. Ordering of tuples is not defined as a part of a relation definition. Though, records may be structured later accordin
Why is need for the multiple access paths?
Write short notes on relational model The relational model uses a collection of tables to show both data and the relationships between those data. The relational mo
Identify the need and use of data control through problem solving, illustration
Question 1 List and explain various Normal Forms. How BCNF differs from the Third Normal Form and 4th Normal forms? Question 2 Describe the concepts of Structural Semantic Da
(a) What is a Sub-Query? (b) What is the difference between a scalar sub-query and a tabular sub-query? (c) Write an equivalent SQL statement to get the Name of Product wh
i want notes on this topic
Question: (a) What is ODBC and what is its function? (b) What is Web application server, and how does it work from a database perspective? (c) What does e-commerce mean
What are the two approaches to store relations in distributed database? a) Replication b) Fragmentation
Define the terms i) DDL ii) DML DDL: Data base schema is specified by a set of definitions expressed by a special language known as a data def
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