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READ Free Dumps For Oracle- 1z0-061





Question ID 21024

Examine the structure of the products table:

You want to display the names of the products that have the highest total value for UNIT_PRICE * QTY_IN_HAND.
Which SQL statement gives the required output?

Option A

Option A

Option B

Option B

Option C

Option C

Option D

Option D

Correct Answer A
Explanation


Question ID 21025

Which statement is true regarding the UNION operator?

Option A

By default, the output is not sorted.

Option B

Null values are not ignored during duplicate checking.

Option C

Names of all columns must be identical across all select statements.

Option D

The number of columns selected in all select statements need not be the same.

Correct Answer D
Explanation Explanation: The SQL UNION query allows you to combine the result sets of two or more SQL SELECT statements. It removes duplicate rows between the various SELECT statements. Each SQL SELECT statement within the UNION query must have the same number of fields in the result sets with similar data types.

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