What are some good examples where SQL's OUTER JOIN is used?

Posted by Jian Lin on Stack Overflow See other posts from Stack Overflow or by Jian Lin
Published on 2010-04-23T12:08:01Z Indexed on 2010/04/23 12:13 UTC
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Filed under:

sql

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join

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outer-join

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left-join

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interview-questions

I often get asked the questions in an interview that "what is an outer join in SQL"?

While it can be answered, I wonder what might be some classic and good real life examples where a (LEFT) OUTER JOIN is used?

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