method
update_counter
v7.1.3.2 -
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Class: ActiveRecord::Associations::HasManyAssociation
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update_counter(difference, reflection = reflection())
private
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# File activerecord/lib/active_record/associations/has_many_association.rb, line 98 def update_counter(difference, reflection = reflection()) if reflection.has_cached_counter? owner.increment!(reflection.counter_cache_column, difference) end end