hello!

How can I display if the query results more than one value?
For example, how can I do a query that produces all pairs of salespeople who are living in the same city.


Thanks in advance.

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what is the table structure and what is the query that you are working on ?

hello!

How can I display if the query results more than one value?
For example, how can I do a query that produces all pairs of salespeople who are living in the same city.


Thanks in advance.

with the help of sub queries.

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