ENG301 - Business Communication
Question(s) similar to the following:
What is the intersection operation in relational algebra?
Question 1: What is the intersection operation in relational algebra?
Answer: Suggest Edit
The intersection operation also has the requirement that both the relations should be union compatible, which means they are of same degree and same domains. It is represented by _. If R and S are two relations and we take intersection of these two relations then the resulting relation would be the set of tuples, which are in both R and S. Just like union intersection is also commutative. R _ S = S _ R (Page 154)
Similar Questions:
Question 2: What is the intersection operation in relational algebra?
Answer: Suggest Edit
The intersection operation also has the requirement that both the relations should be union compatible, which means they are of same degree and same domains. It is represented by _. If R and S are two relations and we take intersection of these two relations then the resulting relation would be the set of tuples, which are in both R and S. Just like union intersection is also commutative. R _ S = S _ R (Page 154)
Past Papers of ENG301 - Business Communication
Question 1: What is the intersection operation in relational algebra?
Answer: Suggest Edit
The intersection operation also has the requirement that both the relations should be union compatible, which means they are of same degree and same domains. It is represented by _. If R and S are two relations and we take intersection of these two relations then the resulting relation would be the set of tuples, which are in both R and S. Just like union intersection is also commutative. R _ S = S _ R (Page 154)Similar Questions:
Question 2: What is the intersection operation in relational algebra?
Answer: Suggest Edit
The intersection operation also has the requirement that both the relations should be union compatible, which means they are of same degree and same domains. It is represented by _. If R and S are two relations and we take intersection of these two relations then the resulting relation would be the set of tuples, which are in both R and S. Just like union intersection is also commutative. R _ S = S _ R (Page 154)Sponsored
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