Oracle
1Z0-007 · Question #99
1Z0-007 Question #99: Real Exam Question with Answer & Explanation
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Question
Which two statements about subqueries are true? (Choose two.)
Options
- AA subquery should retrieve only one row.
- BA subquery can retrieve zero or more rows.
- CA subquery can be used only in SQL query statements.
- DSubqueries CANNOT be nested by more than two levels.
- EA subquery CANNOT be used in an SQL query statement that uses group functions.
- FWhen a subquery is used with an inequality comparison operator in the outer SQL statement, the
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