Abhoryo/APYDataGridBundle — pull request #147 by sterrien (2012-06-20 08:29:31+00:00)
Title: Two or more levels mapped fields

I have a grid with an Entity source.
One field is a three level mapped field : department.company.label.

There was an error in the build query. I think these 4 lines fix this issue.

Can you check if it's ok with the Agregate dql functions ?