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Select distinct dept_name from department; What does the above query do? a) It gives all the tuples having dept_name b) It gives the dept_name attribute values of all tuples without repetition c) It gives all the dept_name attribute of all the tuples d) It gives all the dept_name attribute of all the tuples |
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Answer» Correct answer is b) It gives the dept_name attribute values of all tuples without repetition. |
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