Re: BUG #4083: Return type of MAX and MIN of a VARCHAR column is TEXT

"Pedro Gimeno" <pgsql-001@personal.formauri.es> writes:
> Description:        Return type of MAX and MIN of a VARCHAR column is TEXT

This is not a bug.  Most if not all operations with varchar will return
text --- it doesn't have its own operators.

> The last query's return types are both TEXT, which in Zeos are not treated
> in the same way as varchar.

I think you need to file a bug with Zeos to fix whatever their problem
is with text.

            regards, tom lane