18 lines
552 B
Ruby
18 lines
552 B
Ruby
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class AddIssuesNestedSetsColumns < ActiveRecord::Migration
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def self.up
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add_column :issues, :parent_id, :integer, :default => nil
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add_column :issues, :root_id, :integer, :default => nil
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add_column :issues, :lft, :integer, :default => nil
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add_column :issues, :rgt, :integer, :default => nil
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Issue.update_all("parent_id = NULL, root_id = id, lft = 1, rgt = 2")
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end
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def self.down
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remove_column :issues, :parent_id
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remove_column :issues, :root_id
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remove_column :issues, :lft
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remove_column :issues, :rgt
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end
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end
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