12 lines
281 B
Ruby
12 lines
281 B
Ruby
class GroupManagers < ActiveRecord::Migration
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def change
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create_table :group_managers do |t|
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t.integer :group_id, null: false
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t.integer :user_id, null: false
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t.timestamps
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end
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add_index :group_managers, [:group_id, :user_id], unique: true
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end
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end
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