On 3 April 2013 20:58, John Merlino <stoici...@aol.com> wrote:
> In console, I run the following and any? returns true:
> drivers = Driver.select("drivers.*,
> drivers.id").joins([:reports, :driving_habits]).where("extract(MONTH
> FROM reports.time) = ? AND extract(YEAR FROM reports.time) = ?", 3,
> 2013).uniq.order("drivers.id asc").page(2).per(1)
> drivers.any?
> => true
>
> This correctly evaluates to true because the relation contains one
> returned record.
>
> However, I run the same query within the Rails app itself, and any?
> must evaluate @drivers in the view to either false or nil, because the
> else is triggered instead when I click on second page in view. What's
> even weirder is that when I call inspect on @drivers, then
> @drivers.any? is evaluated to true in the view when I click on the
> second page using kaminari:
>
> @drivers = Driver.select("drivers.*, #{sort_column}")
> .joins([:reports, :driving_habits])
> .by_month(for_selected_month.to_i,
> for_selected_year.to_i)
> .order(sort_column + " " + sort_direction)
> .page(params[:page]).per(1)
>
> puts "The drivers #{@drivers.inspect}"
>
>
> What's driving all this weird behavior?
Can you show us the code where you perform the test that is failing?
Colin
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