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- class AddMissingIndexesToAttachments < ActiveRecord::Migration
- def self.up
- add_index :attachments, [:container_id, :container_type]
- add_index :attachments, :author_id
- end
-
- def self.down
- remove_index :attachments, :column => [:container_id, :container_type]
- remove_index :attachments, :author_id
- end
- end
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