Evaluate the following SQL statementSQL>SELECT promo_id, prom _category FROM promotionsWHERE promo_category=’Internet’ ORDER BY promo_idUNIONSELECT promo

Oracle 1z0-071 Question Answer

Evaluate the following SQL statement

SQL>SELECT promo_id, prom _category FROM promotions

WHERE promo_category=’Internet’ ORDER BY promo_id

UNION

SELECT promo_id, promo_category FROM Pomotions

WHERE promo_category = ‘TV’

UNION

SELECT promoid, promocategory FROM promotions WHERE promo category=’Radio’

Which statement is true regarding the outcome of the above query?

It executes successfully and displays rows in the descend ignore of PROMO CATEGORY.

It produces an error because positional, notation cannot be used in the ORDER BY clause with SBT operators.

It executes successfully but ignores the ORDER BY clause because it is not located at the end of the compound statement.

It produces an error because the ORDER BY clause should appear only at the end of a compound query-that is, with the last SELECT statement.

Oracle 1z0-071 Summary

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