17 lines
453 B
Ruby
17 lines
453 B
Ruby
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# frozen_string_literal: true
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class CreateGroupAssociatedGroups < ActiveRecord::Migration[6.1]
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def change
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create_table :group_associated_groups do |t|
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t.references :group, null: false
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t.references :associated_group, null: false
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t.timestamps
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end
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add_index :group_associated_groups,
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%i[group_id associated_group_id],
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unique: true,
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name: "index_group_associated_groups"
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end
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end
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