Oracle
1Z0-007 · Question #132
Which three statements about subqueries are true? (Choose three.)
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Displaying Data from Multiple Tables and Subqueries
Question
Which three statements about subqueries are true? (Choose three.)
Options
- AA main query can have more than one subquery.
- BA subquery can have more than one main query.
- CThe subquery and main query must retrieve data from the same table.
- DThe subquery and main query can retrieve data from different tables.
- EOnly one column or expression can be compared between the subquery and main query.
- FMultiple columns or expression can be compared between the subquery and main query.
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Topics
#subqueries#multiple subqueries#column comparison#cross-table subqueries