Re: [Rails] Question about includes

HI william,

how exactly does chrome prompt that?

whats the view like?

is that the only line you have on your controller?

can you be a little more specific and post exactly what is the error you get.

all the best,

Andre

On Friday, 1 February 2013 10:06:40 UTC+1, William Herry wrote:

I have three class,HotActivity, Activity和ActivityType

HotActivity and Activity is one to one association, Activity belongs to ActivityType

in controller I code like this

@hot_activities = HotActivity.includes(:activity)  

chrome will prompt me this

user: william  N+1 Query detected    Activity => [:activity_type]    Add to your finder: :include => [:activity_type]  N+1 Query method call stack  

if I add like this

@hot_activities = HotActivity.includes(:activity => :activity_type)  

it prompt this

user: william  Unused Eager Loading detected    HotActivity => [:activity]    Remove from your finder: :include => [:activity] activities:575  Uniform Notifier activities:587  user: william  Unused Eager Loading detected    Activity => [:activity_type]    Remove from your finder: :include => [:activity_type] 

some one please help, 

thanks in advs

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