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प्रश्न
What do you understand by Cartesian Product?
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उत्तर
A Cartesian product combines the tuples of one relation with all the tuples of the other relation. It is created when two tables are joined without any join condition.
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संबंधित प्रश्न
The ______ compares the results of two queries and returns distinct rows from the result set of the first query that does not appear in the result set of the second query.
Which of the following operations denoted by (x), allows to combine the information from any two relations?
If we want to include attributes from two different relatons, which of the following operations is needed?
Suppose we wish to find all customers who have both a loan and an account. Which of the following operation allow us to produce this relation?
Which set operation should be used with the SELECT statements to eliminate duplicate rows?
Which set operation is used to return the common row from relation?
