16 lines
400 B
Ruby
16 lines
400 B
Ruby
class CreateCountries < ActiveRecord::Migration[7.0]
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def change
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create_table :countries do |t|
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t.string :name, null: false
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t.string :iso2, limit: 2, null: false
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t.string :iso3, limit: 3, null: false
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t.timestamps
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end
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add_index :countries, :name, unique: true
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add_index :countries, :iso2, unique: true
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add_index :countries, :iso3, unique: true
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end
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end
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