Apache Derby DB Error Code X0A00 – The select list mentions column ‘‘ twice. This i

Posted by AbundantCode

In this blog post, let’s learn about the error message “X0A00- The select list mentions column ‘‘ twice. This i” in Apache Derby Database and the description of the error.

Error Message

X0A00- The select list mentions column ‘‘ twice. This i

Error Details

The select list mentions column ‘‘ twice. This is not allowed in queries with GROUP BY or HAVING clauses. Try aliasing one of the conflicting columns to a unique name.