10 lines
391 B
Ruby
10 lines
391 B
Ruby
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module DataFixup::RemoveDuplicateStreamItemInstances
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def self.run
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while (dups = StreamItemInstance.group(:stream_item_id, :user_id).having("COUNT(*) > 1").pluck(:stream_item_id, :user_id)) && dups.any?
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dups.each do |stream_item_id, user_id|
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StreamItemInstance.where(:stream_item_id => stream_item_id, :user_id => user_id).offset(1).delete_all
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end
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end
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end
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end
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