13 lines
331 B
Ruby
13 lines
331 B
Ruby
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class CreateStars < ActiveRecord::Migration
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def change
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create_table :stars, id: false do |t|
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t.integer :parent_id, null: false
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t.string :parent_type, limit: 50, null: false
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t.integer :user_id, null: true
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t.timestamps
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end
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add_index :stars, [:parent_id, :parent_type, :user_id]
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end
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end
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