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optimise view count calculation query

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Sam
2013-10-02 17:08:53 +10:00
parent ee286cc270
commit 441010ac65
2 changed files with 13 additions and 5 deletions
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5
db/migrate/20131002070347_add_user_id_parent_type_index_on_views.rb Normal file
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@ -0,0 +1,5 @@
class AddUserIdParentTypeIndexOnViews < ActiveRecord::Migration
def change
add_index :views, [:user_id,:parent_type,:parent_id]
end
end