14 lines
463 B
Ruby
14 lines
463 B
Ruby
class AddReplacementAttachmentIdToAttachments < ActiveRecord::Migration
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tag :predeploy
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def self.up
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add_column :attachments, :replacement_attachment_id, :integer, :limit => 8
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add_foreign_key :attachments, :attachments, :column => :replacement_attachment_id, :delay_validation => true
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end
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def self.down
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remove_foreign_key :attachments, :column => :replacement_attachment_id
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remove_column :attachments, :replacement_attachment_id
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end
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end
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