16 lines
450 B
Ruby
16 lines
450 B
Ruby
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class CreateChampGroups < ActiveRecord::Migration[5.2]
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def change
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add_column :types_de_champ, :parent_id, :bigint
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add_index :types_de_champ, :parent_id
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add_column :champs, :parent_id, :bigint
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add_index :champs, :parent_id
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add_column :champs, :row, :integer
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add_index :champs, :row
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add_foreign_key :types_de_champ, :types_de_champ, column: :parent_id
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add_foreign_key :champs, :champs, column: :parent_id
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end
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end
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