Ha, fabulous idea! Thanks Jeremy!!!

On Friday, August 12, 2016 at 4:31:47 PM UTC+2, Jeremy Evans wrote:
>
> On Friday, August 12, 2016 at 5:27:07 AM UTC-7, Petr Kaleta wrote:
>>
>> Hello, I am using sequel_postgresql_triggers gem, to create counter 
>> caches. That works great, but I need to prevent its overwriting when 
>> updating its model. Currently I was using pretty simple approach that I 
>> removed counter cache attributes from values in before_save hook. But after 
>> its saving you can't access them any more. So the only was is to store them 
>> in local variables and then once again populate it in after_save hook.
>>
>> Is there any better solution? Like some plugin etc?
>>
>
> I think using around_save might work best for this:
>
> def around_save
>   cache_value = values.delete[:cache_column]
>   super
> ensure
>   values[:cache_column] = cache_value
> end
>
> Thanks,
> Jeremy
>

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