23 lines
643 B
Ruby
23 lines
643 B
Ruby
#-- copyright
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# ChiliProject is a project management system.
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#
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# Copyright (C) 2010-2011 the ChiliProject Team
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# See doc/COPYRIGHT.rdoc for more details.
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#++
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class AddParentIdToEnumerations < ActiveRecord::Migration
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def self.up
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add_column :enumerations, :parent_id, :integer, :null => true, :default => nil
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end
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def self.down
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remove_column :enumerations, :parent_id
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end
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end
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