Features of a relation in DBMS
List out some of the features of a relation in DBMS?
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Relations in a database have a exclusive name and no multivalued attributes occurs. Each and every row is exclusive and each and every attribute in a relation has an exclusive name. The series of both columns and rows is irrelevant.
Define the term visual data mining.
Another company used statistic in reports is the total number of orders placed by a shopper. Complete the following steps to create a function named NUM_PURCH_SF that accepts a shopper id and returns the total number of orders the shopper has placed. Use the function in a SELECT statement to display
Explain the term Coalesce. Answer: Coalesce is also obtainable in Sybase, this function estimates the listed expressions and returns the first non-null value.
Specify the types of dimensions which are available in the Informatica?
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Illustrates the relationship between a queue and underlying array of data structure?
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