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class AddAncestryToFactNames < ActiveRecord::Migration[4.2]
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def up
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add_column :fact_names, :ancestry, :string, :limit => 255
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add_index :fact_names, :ancestry
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end
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def down
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remove_index :fact_names, :ancestry
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remove_column :fact_names, :ancestry, :string
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end
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end
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