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Question 1 Define OLTP? Explain the Differences between OLTP and Data Warehouse
Question 2 What is Architecture? Explain various components involved in it
Question 3 Explain the Basic tasks in data transformation
Question 4 What is Data mining?
Question 5 Explain the Data smoothing techniques
Question 6 What is Clustering? Explain in detail
What are the typical phases of query processing
Now that she understands more about the benefits of databases, the play-scheme manager would like to extend the play-scheme database to include data for schools and instructors as
What are the problems if one were not to normalize? When do these problems surface? Ans: Database normalization, sometimes considered to as canonical synthesis, is
Sub query in the UPDATE command : Example : //Double the commission for employees, who have got at least 2 increments. UPDATE EMP SET COMM = COMM * 2 WHERE
What does authentication refer? Authentication refers to the task of verifying the uniqueness of a person.
What is the difference between a HAVING CLAUSE and a WHERE CLAUSE? HAVING CLAUSE - HAVING CLAUSE is used only with SELECT statement. - It is normally used in a GROUP BY
diagrams and meaning
Question: (a) With the help of a diagram, explain the TOGAF framework for enterprise architectures. (b) Where would you position enterprise architectures in an enterpri
What is the way a particular application views the data from the database that the application uses? Sub schema is the way a particular application views the data from the data
Define Sequence A sequence is a set of integers 1, 2, 3 that are generated in order on demand. Sequences are regularly used in databases because lots of applications require ev
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