Q32 Which three statements are true about a self join?
Q32 Which three statements are true about a self join? (Choose three.)
- (A). The ON clause must be used
- (B). The query must use two different aliases for the table
- (C). It must be an equijoin
- (D). It must be an inner join
- (E). The ON clause can be used
- (F). It can be an outer join
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