Q:

When you want to use a join between columns that are in the same table, you use what type of join?

YasminRadwan26
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2022-06-03
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When you want to use a join between columns that are in the same table, you use what type of join?

  1. union
  2. right outer
  3. left outer
  4. self
Postgre SQL, MCQ Questions, Postgre SQL MCQ-questions,
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YasminRadwan26
2022-06-03
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Correct Answer:

D.self

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