View the Exhibits and examine PRODUCTSand SALES tables.
Exhibit 1
Exhibit 2
You issue the following query to display product name the number of times the product has been sold:
What happens when the above statement is executed?
Which three statements are true about multiple row subqueries? (Choose three.)
Examine the description or the BOOKS_TRANSACTIONS table:
FOR customers whose income level has a value, you want to display the first name and due amount as 5% of their credit limit. Customers whose due amount is null should not be displayed.
Which query should be used?
Which three statements are true about dropping and unused columns in an Oracle database?
In which three situations does a transaction complete?