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You attempt to query the data base with this command:
SELECT name, salary FROM employee WHERE salary=(SELECT
salary FROM employee WHERE last name='Wagner' OR dept no=233)
Choose most appropriate option from the following:
1)Sub-queries are not allowed in the where clause.
2)a multiple row sub-query used with a single row comparison
operator.
3)a single row query is used with a multiple row comparison
operator.
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Answer Posted / r
Sorry ...frgot explain why it is 2nd option....everyone
explained it right ..but the answer choosen is incorrect...
| Is This Answer Correct ? | 6 Yes | 0 No |
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