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22 lines
574 B
Ruby
22 lines
574 B
Ruby
class CreatePostActions < ActiveRecord::Migration[4.2]
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def up
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create_table :post_actions do |t|
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t.integer :post_id, null: false
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t.integer :user_id, null: false
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t.integer :post_action_type_id, null: false
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t.datetime :deleted_at
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t.timestamps null: false
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end
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add_index :post_actions, ["post_id"]
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# no support for this till rails 4
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execute 'create unique index idx_unique_actions on
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post_actions(user_id, post_action_type_id, post_id) where deleted_at is null'
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end
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def down
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drop_table :post_actions
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end
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end
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