[Dbix-class] Set Operations in DBIC

[Peter Rabbitson]

Newton SBM wrote:
> Hi, I need to perform set operations using DBIC just in the same way 
> describe by Fernando Aguero
> in a previous question: UNION, INTERSECTION and Nested Queries (2007) 
> <http://www.grokbase.com/t/lists.scsys.co.uk/dbix-class/2007/05/dbix-class-union-intersection-nested-queries/23shv43shjhehk2djntkcrzwtlui> 
> 
> I have the same problem that my conditions are set by the user so I can 
> not define a new result source based on my query.
> I looked at DBIx::Class::Helper::ResultSet::SetOperations but I cannot 
> modify my resultset class.

Elaborate on the origin and nature of your restriction ("cannot modify
resultset class")

Cheers