19 lines
680 B
Ruby
19 lines
680 B
Ruby
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class CreateAdvisoriesPlatforms < ActiveRecord::Migration
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def up
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create_table :advisories_platforms, :id => false do |t|
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t.integer :advisory_id
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t.integer :platform_id
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end
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add_index :advisories_platforms, :advisory_id
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add_index :advisories_platforms, :platform_id
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add_index :advisories_platforms, [:advisory_id, :platform_id], :name => :advisory_platform_index, :unique => true
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end
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def down
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remove_index :advisories_platforms, :column => :advisory_id
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remove_index :advisories_platforms, :column => :platform_id
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remove_index :advisories_platforms, :name => :advisory_platform_index
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drop_table :advisories_platforms
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end
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end
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