Which of the following is correct : - Study24x7
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56 followers study24x7 25 Feb 2019 01:29 PM study24x7 study24x7

Which of the following is correct :

A

SQL permits attribute names to be repeated in the same relation

B

A SQL query will not work if there are no indexes on the relations

C

A SQL query automatically eliminates duplicates

D

None of these

Databases
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