13 lines
438 B
Ruby
13 lines
438 B
Ruby
class CreateEvents < ActiveRecord::Migration
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def change
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create_table :events do |t|
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t.string :kind, limit: 255
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t.references :eventable, polymorphic: true, index: true
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t.references :user, index: true
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t.references :map, index: true
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t.integer :sequence_id, index: true, default: nil, null: true
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t.timestamps
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end
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add_index :events, [:map_id, :sequence_id], unique: true
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end
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end
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