Oracle Database SQL 12c 1z0-071 Exam Practice Test 3
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Examine the description of the CUSTOMERS table:
You must determine if any customers’ details have been entered more than once using a different CUSTNO, by listing all duplicate names.
Which two methods can you use to get the required result? (Choose two.)
CUSTNO is the PRIMARY KEY.
You must determine if any customers’ details have been entered more than once using a different CUSTNO, by listing all duplicate names.
Which two methods can you use to get the required result? (Choose two.)
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