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Data Warehousing & Mining 1. What is the concept of knowledge discovery in database? 2. Describe the following types of Multidimensional Data Models. • Stars, Snowflakes and
composite attribute
Define a property that is not a property of transactions? Ans: Concurrency is not a property of transactions
Create a view emp_dep containing e_name and number of dependents from the tables employee and dependent of (i) CREATE VIEW emp_dept AS SELECT ename, COUNT(*) FROM employee, dep
Ask questiwhat is row indicator in database on #Minimum 100 words accepted#
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
Which database object does not physically exist? A view database object does not physically exist.
how to make an e r diagram?
i have a homework assignment identical to one you have listed
a. Construct a query around any one of the functional divisions you made in 4a such that if executed in the distributed design of 4 would require reconstruction of at least two ho
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