Oracle
1Z0-071 · Question #152
1Z0-071 Question #152: Real Exam Question with Answer & Explanation
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Question
A subquery is called a single-row subquery when _______.
Options
- AThere is only one subquery in the outer query and the inner query returns one or more values
- BThe inner query returns a single value to the outer query.
- CThe inner query uses an aggregating function and returns one or more values.
- DThe inner query returns one or more values and the outer query returns a single value.
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