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1 909:cbb26bc654de Chris 
class CreateChangesetParents < ActiveRecord::Migration
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  def self.up
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    create_table :changeset_parents, :id => false do |t|
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      t.column :changeset_id, :integer, :null => false
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      t.column :parent_id, :integer, :null => false
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    end
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    add_index :changeset_parents, [:changeset_id], :unique => false, :name => :changeset_parents_changeset_ids
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    add_index :changeset_parents, [:parent_id], :unique => false, :name => :changeset_parents_parent_ids
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  end
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  def self.down


      

      

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     drop_table :changeset_parents


      

      

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  end


      

      

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end