slick-2.0

This is a problem derived from another question . I need to be able to dynamically pass a column to be sorted on in a Slick query which has a left join. The problem in this particular situation is that left joined table becomes optional and I have no idea how to handle that. If I make table Company not optional I'm getting SlickException: Read NULL value for ResultSet column Path Example: def list(filter: String, orderBy: Int) = { DB.withDynSession { val data = for { (computer, company) <- Computer.where(_.name like filter) leftJoin Company on (_.companyId === _.id) } yield (computer, company.

In slick we can use query.filter( m => (m.state === state1 && m.status === status1) || (m.state === state2 && m.status == status2)) for an "OR" condition in where clause. However my requirement is I have "OR" conditions in a list (passed by user as part of URL). Conditions list includes tuples of state and status like List[(state1, status1),(state2, status2),(state3, status3)] So what I wanted was to either be able to build the || statement inside of filter so that I can use each of the conditions from the list to generate the query but I am not sure how to achieve that. Or if there is