15 lines
600 B
Ruby
15 lines
600 B
Ruby
# frozen_string_literal: true
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class CreateOperationsStrategiesUserLists < ActiveRecord::Migration[6.0]
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DOWNTIME = false
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def change
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create_table :operations_strategies_user_lists do |t|
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t.references :strategy, index: false, foreign_key: { on_delete: :cascade, to_table: :operations_strategies }, null: false
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t.references :user_list, index: true, foreign_key: { on_delete: :cascade, to_table: :operations_user_lists }, null: false
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t.index [:strategy_id, :user_list_id], unique: true, name: :index_ops_strategies_user_lists_on_strategy_id_and_user_list_id
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end
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end
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end
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